You should be aware that for selecting only the first or last row (as you said in the question) using and ORDER BY and LIMIT 1 can be much faster than numbering all the rows and then filtering. The latter will typically result …To skip a specified number of rows, use OFFSET, e.g. ... ORDER BY num DESC. OFFSET 20 ROWS. FETCH FIRST 10 ROWS ONLY. Will skip the first 20 rows, and then fetch 10 rows. Supported by newer versions of Oracle, PostgreSQL, MS SQL Server, Mimer SQL, MariaDB and DB2 etc. Note that with SQL Server, you must always …Use loc accessor to slice the rows you need. This shouls result into a dataframe. Create a dictionary where old df's column names are the keys and the first row's attributes are values. Use the dict in the column rename method. Code belowUse tr:first-child to take the first tr: .category_table tr:first-child td {. vertical-align: top; } If you have nested tables, and you don't want to apply styles to the inner rows, add some child selectors so only the top-level td s in the first top-level tr get the styles: .category_table > tbody > tr:first-child > td {.In this article. Applies to: Canvas apps Desktop flows Model-driven apps Power Platform CLI Returns the first, last, or a specific record, or a set of first or last records, from a table.. Description. The First function returns the first record of a table.. The FirstN function returns the first set of records of a table; the second argument specifies … Watching live streams at first row sports has never been easier. Right here - at P2P4U homepage are listed actual football (for US lads soccer) links. In the menu above are listed all kinds of sports which can be found at firstrowsportes.com. However there are more sports in real life then offers our bar (football, tennis , rugby, US football ... JEANS | First Row. SAVE OUR PLANET CHENILE PATCH SLIM FIT PANTS. $120.00. ALL OVER HAND-DRAWN SLIM FIT PANTS. $120.00. MULTI CARGO POCKET SLIM FIT DENIM PANTS. $120.00. BLACK ESSENTIAL SLIM STRAIGHT DENIM. $120.00. 1. SportsLemon TV. Sportslemon TV is one of the incredible sports websites alternatives for FirstRowSports, and it’s completely free and available to everyone. It comes first among the alternatives of FirstRowSports on our list because it is an extremely reliable and accessible sports website.FIRST ROW is sport stream aggregator, so usually more links are added for the same match. No streams are hosted on this website, never were and never will be. Firstrow is improved and will be improved in future. If you are happy using Firstrow, please use the share buttons above (Facebook Like, Google +1, Twitter etc).First Row Shipping & Logistics AB. We have wide experience of Break Bulk, RoRo, Container Shipping, Multi Modal Transport and freight forwarding. This combined with our reputation seeing possibilities for volumes that are traditionally too complex and too small to focus on. We thrive challenging the market and its present set-ups.Aug 27, 2020 · Approach #1: SELECT * FROM (. SELECT a,b,c, ROW_NUMBER() OVER ( PARTITION by a, b ORDER BY date DESC) as row_num. FROM T. ) WHERE row_num =1. But it probably does extra work behind the scene - I need only 1st row per partition. Approach #2 using FIRST_VALUE (). Since FIRST_VALUE () returns expression let pack/concatenate a,b,c using some ... After reading data dataframe using pandas you can separate first row then use that as column name: columnNames = df.iloc[0] df = df[1:] df.columns = columnNames Or, you can directly read using pandas that will set first row as column name:Using mysql_fetch_assoc() not only fetches a row, it also moves the internal pointer of the result set to the next row. To reset the result resource to the first row, you need to use mysql_data_seek().This expression returns the first specified field value from the value array in the returned body of the list row action. first(body( 'List_rows_ …@Archeologist it transponse Rows and Columns, the idea is that we can use reset_index to transform an index to a column values, so first we use .T to transform columns in index, after that we use reset_index so columns came now like a column values, finally, we use T to transform our column in a row –There is no "first row" either. The query Select Top 1 City from UserTable could perfectly legitimately return any row as you have not specified an ORDER BY clause. You might expect it to return the top 1 according to the ID order but if you add an index to the City column this would likely change. In neither case would any particular result be …Table is ~10, 000, 000 rows. Approach #1: SELECT * FROM ( SELECT a,b,c, ROW_NUMBER() OVER ( PARTITION by a, b ORDER BY date DESC) as …Some of the other answers duplicate the first row if the frame only contains a single row. If that's a concern. df[0::len(df)-1 if len(df) > 1 else 1] works even for single row-dataframes. Example: For the following dataframe this will not create a duplicate:Table is ~10, 000, 000 rows. Approach #1: SELECT * FROM ( SELECT a,b,c, ROW_NUMBER() OVER ( PARTITION by a, b ORDER BY date DESC) as …Get first row where A > 3 AND (B > 3 OR C > 2) (returns row 2) >>> df[(df.A > 3) & ((df.B > 3) | (df.C > 2))].iloc[0] A 4 B 6 C 3 Name: 2, dtype: int64 Now, with your …To get the text value in a range you can use the HLOOKUP function with the asterisk (*) wildcard. In the example shown, the formula in E5 is: =HLOOKUP("*",C5:F5,1,0) In cell H5, the result is A, since "A" is the first text value in the range C5:F5. As the formula is copied down, it returns the first text value found in each row. Notice that numbers and blank …The first column and first row (indicated by orange) to be sticky, z index of 2. The 'empty box' (indicated by purple) to be stationary and unmoving, z index of 3. Essentially, the first column/first row should never be able to go on top of the purple. This is a problem, the orange should be sliding behind the purple when scrolling.First Row. 7 artikel (en) Voor wie? Kleur. Maat. Prijs. Materiaal. Sorteren op: Topsellers. First Row. Fleece Hoodie. 1 Kleur. € 89,99. First Row. PU Racing Skirt. 1 Kleur. € …Get first record on a list. 08-31-2020 12:50 AM. Hi all, I'm needing some advice for a Get records function. If anyone can advise on the below it would be appreciated. We are trying to add a condition that will list all the records for a particular value, and process the first record that is found. So far this part of the flow is functioning ...It doesn't matter if data is sorted or not. In the screen below, the lookup value in E5 is "red". The VLOOKUP function, in exact match mode, returns the price for the first match: = VLOOKUP (E5, data,2,FALSE) Notice the last argument …Excel provides several methods for creating the first row as a header. In this article, we will discuss four simple methods to make the first row as a header in Excel …6. FuboTV. FuboTV is an excellent FirstRow Sports alternative as it offers all TV channels including NBC, Fox, Nat Geo Wild, FS1 and FS2, Golf, ESPN, and more. This is unlike FirstRow Sports, which only offers sporting action, so you can use FuboTV to fulfill all your TV entertainment desires in one platform.It doesn't matter if data is sorted or not. In the screen below, the lookup value in E5 is "red". The VLOOKUP function, in exact match mode, returns the price for the first match: = VLOOKUP (E5, data,2,FALSE) Notice the last argument …You are only returning the first row. You have to return an array. Share. Follow answered Jul 29, 2013 at 12:43. Daniel A. White Daniel A. White. 189k 47 47 gold badges 368 368 silver badges 452 452 bronze badges. Add a comment | 1 ...First Row is an LA-based street wear brand offering reimagined American classics for young men. Inspired by time-honored sportswear, our collection features new and re-invented retro-fit styles exclusively for the fashion-forward. Our one-of-a-kind pieces give a lasting experience that blends both the simplicity of theProbably, the data type of the data frame columns are factors. That is why the code you tried didn't work, you can check it using str(df): First option. Use the argument stringsAsFactors = FALSE when you import your data: df <- read.table(text = "V1 V2 V3 V4 V5. col1 col2 col3 col4 col5. row1 2 4 5 56.Firstrow - best sport streams every day. Watch live tennis, football, soccer, rugby and many other sports events at First Row. Firstrowsportes also known as P2P4U is the best …Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand ; Advertising Reach developers & technologists worldwide; Labs The future of collective knowledge sharing; About the companyThe iloc[0] function gets the first row of the DataFrame, and df[1:] removes the first row from the DataFrame after setting it as the column headers.. Conclusion. Setting column headers to the first row in a Pandas DataFrame is a simple yet essential task in data manipulation. By following these steps, you can ensure that your data is correctly … 6. FuboTV. FuboTV is an excellent FirstRow Sports alternative as it offers all TV channels including NBC, Fox, Nat Geo Wild, FS1 and FS2, Golf, ESPN, and more. This is unlike FirstRow Sports, which only offers sporting action, so you can use FuboTV to fulfill all your TV entertainment desires in one platform. Bajdar, just specify 1 for the first index of the cell array feature_vec. array17 = feature_vec {1, 7} % Get array contained in row 1, column 7 of the cell array. If you want all the arrays in all the cells of row 1, then you can do: row1 = feature_vec (1,:) % row1 is another cell array - a row vector cell array.In the outer query, you select all data from the CTE ( added_row_number) and use a WHERE condition to specify which row to display from each group. Here, we want to display the first row, so the condition is row_number = 1. Note that you can easily modify the solution to get, for example, the second row of each group. WITH …A relational table doesn't have a defined row order, so there is no first row. You can certainly select the first result from a query using whatever LIMIT equivalent your database offers. Some databases that use ISAM-type tables will appear to return a consistent row order when you run queries without an ordered cursor, but deleting and …First piece of code that did. Thank you! frow_main = Worksheets(main_sheet_name).AutoFilter.Range.Offset(1).SpecialCells(xlCellTypeVisible).Cells().Row I was trying to find the first row after an autofilter, but other offset codes kept giving me row 1. I needed row 27, but it wasn't guaranteed that it would be row 27 each time.As While-E said, use Insert instead of Add. This way you can specify where you want to add the new record. To add a new record on top of the grid, just use Insert(0). DataGridView1.Rows.Insert(0) this will add a new record on top, always. DataGridView1.Rows(0).Cells(n).Value = "abc" this will set the value at n column.It works in the first DataFrame because that one has a column named 0. It happens to be the first column but it doesn't have to be. It might have been any other column with that name. So in order to use the same thing you need to access by name (frame[['Variable']] assuming you want to return a DataFrame - not a Series). –FIRST ROW is sport stream aggregator, so usually more links are added for the same match. No streams are hosted on this website, never were and never will be. Firstrow is improved and will be improved in future. If you are happy using Firstrow, please use the share buttons above (Facebook Like, Google +1, Twitter etc). Use the array form if the first argument to INDEX is an array constant. Syntax. INDEX(array, row_num, [column_num]) The array form of the INDEX function has the following arguments: array Required. A range of cells or an array constant. If array contains only one row or column, the corresponding row_num or column_num argument is optional. Currently I'm writing some code to read in csv files with pandas and I need the first row of the file to be read into a list in order to use it for some descriptives (see code Part1). I can just use the pandas.read_csv Parameter header=0 , which reads out column headers automatically, but it does not return a list afaik.You can call us firstrowsports lite. Why lite? It is simple, there are NO ADS here. And the free streams? Simply click on sport above and choose stream. Our p2p4u website is …Using OFFSET and FETCH as a paging solution requires running the query one time for each "page" of data returned to the client application. For example, to return the results of a query in 10-row increments, you must execute the query one time to return rows 1 to 10 and then run the query again to return rows 11 to 20 and so on.Copy. T = readtable ('Stoomtabellen Excel.xlsx','ReadRownames',true); In which 'Stoomtabellen Excel.xlsx' is the Excel file. The first row of the table is the variable 'p' (for pressure). You can see this in the attached image. But when it's converted (see other image), the first row shows up correctly, only the variable 'p' is missing. Firstrow is an unofficial mirror site of firstrowsports after USA seized/stole the domain again. You can see here streams for free from Firstrowsports and other sources as well. You can also add them manually. Firstrowsports is simply heavyweight champion between all streaming sites. Less adds, more streams and better quality. If the SELECT contains an ORDER BY clause, then WHERE ROWNUM = 1 will execute before the ORDER BY. In this case, put the whole SELECT (minus the WHERE ROWNUM = 1 condition) in a subquery, then SELECT * FROM (your subquery) WHERE ROWNUM = 1. Yes, it's convoluted, but so is Oracle sometimes. – Cylon Cat.i have a SQL SERVER Query . my task is select only first row from table. My plan is use TOP 1 . but as the query is so complicated i can not figure out where to put TOP 1 . Please check my query first : SELECT WO.WOPK, md.PK, d.LocationType, d.DocumentID, d.DocumentName, md.ModuleID, d.DocumentTypeDesc , d.Location ...If the SELECT contains an ORDER BY clause, then WHERE ROWNUM = 1 will execute before the ORDER BY. In this case, put the whole SELECT (minus the WHERE ROWNUM = 1 condition) in a subquery, then SELECT * FROM (your subquery) WHERE ROWNUM = 1. Yes, it's convoluted, but so is Oracle sometimes. – Cylon Cat.Probably, the data type of the data frame columns are factors. That is why the code you tried didn't work, you can check it using str(df): First option. Use the argument stringsAsFactors = FALSE when you import your data: df <- read.table(text = "V1 V2 V3 V4 V5. col1 col2 col3 col4 col5. row1 2 4 5 56.This is a simple 'take the first' operation. What you actually want is the pandas drop_duplicates function, which by default will return the first row. What you usually would consider the groupby key, you should pass as the subset= variable. df.drop_duplicates(subset='A') Should do what you want. Also, df.sort('A') does not sort … To select the first hidden row or column on the worksheet, do one of the following: In the Name Box next to the formula bar, type A1, and then press ENTER. On the Home tab, in the Editing group, click Find & Select, and then click Go To. In the Reference box, type A1, and then click OK. On the Home tab, in the Cells group, click Format. Firstrow Live Football streams! FirtsRowSports brings you many live sports events. First Row Sports: watch football and other sports for free. The complete football schedule at …FIRST_ROWS syntax Recently, I observed a usage of FIRST_ROWS hint written as FIRST_ROWS EXPMA 851.120.01 I know the general syntax of FIRST_ROWS hint which should have a (n) value which means the number of rows to be ordered.Can anyone tell me if the syntax FIRST_ROWS EXPMA 851.120.01 is You can use any hand-held device, laptop or computer to access the live football, basketball and soccer streams. Live streaming gives you the freedom to watch the sports you love anytime, anywhere. Firstrow Live Football streams! FirtsRowSports brings you many live sports events. First Row Sports: watch football and other sports for free. It returns the first n rows (including all the columns) of the given array. Steps to get the first n rows of 2D array. Let’s now look at a step-by-step example of using the above syntax on a 2D Numpy array. Step 1 – …FETCH FIRST and FETCH NEXT do exactly the same thing.The reason both exist because of the mandatory preceding OFFSET keyword. Using the word FIRST combined with OFFSET can be confusing to a human reader:. SELECT * FROM Foo ORDER BY ID OFFSET 5 ROWS FETCH FIRST 5 ROWS ONLY; -- Does this mean …The first column and first row (indicated by orange) to be sticky, z index of 2. The 'empty box' (indicated by purple) to be stationary and unmoving, z index of 3. Essentially, the first column/first row should never be able to go on top of the purple. This is a problem, the orange should be sliding behind the purple when scrolling.101. I'd suggest to use .nth(0) rather than .first() if you need to get the first row. The difference between them is how they handle NaNs, so .nth(0) will return the first row of group no matter what are the values in this row, while .first() will eventually return the first not NaN value in each column.FROM customers. JOIN last_orders. ON customers.id = last_orders.customer_id. ORDER BY customer_id; Instead of a separate subquery to number the rows or define the most recent order using order ID, we use DISTINCT ON (customer_id) to get only the first row corresponding to each customer.To select the first hidden row or column on the worksheet, do one of the following: In the Name Box next to the formula bar, type A1, and then press ENTER. On the Home tab, in the Editing group, click Find & Select, and then click Go To. In the Reference box, type A1, and then click OK. On the Home tab, in the Cells group, click Format.110 votes, 35 comments. 561K subscribers in the cordcutters community. A place for those looking to get away from the traditional cable tv model, and…To pick the first row per group, we use ROW_NUMBER(). WITH RankedEmployees AS (. SELECT *, ROW_NUMBER() OVER (PARTITION BY department ORDER BY join_date) AS rn. FROM employees. ) SELECT *. FROM RankedEmployees. WHERE rn = 1; This CTE assigns a unique row number for each row within a …the first thing that the query method returns to you is a resource/object. This query method always return a mysqli_result object for successful queries using SELECT, SHOW, DESCRIBE or EXPLAIN queries .Dec 7, 2021 · Select & print first row of dataframe using head () In Pandas, the dataframe provides a function head (n). It returns the first n rows of dataframe. We can use this head () function to get only the first row of the dataframe, Copy to clipboard. df.head(1) It will return the first row of dataframe as a dataframe object. FIRST ROW is sport stream aggregator, so usually more links are added for the same match. No streams are hosted on this website, never were and never will be. Firstrow is improved and will be improved in future. If you are happy using Firstrow, please use the share buttons above (Facebook Like, Google +1, Twitter etc).FROM customers. JOIN last_orders. ON customers.id = last_orders.customer_id. ORDER BY customer_id; Instead of a separate subquery to number the rows or define the most recent order using order ID, we use DISTINCT ON (customer_id) to get only the first row corresponding to each customer.You are only returning the first row. You have to return an array. Share. Follow answered Jul 29, 2013 at 12:43. Daniel A. White Daniel A. White. 189k 47 47 gold badges 368 368 silver badges 452 452 bronze badges. Add a comment | 1 ...This should be addressed when reading in the file pd.read_csv(..., header=None).That said, resetting the index is easy df.reset_index().The columns are a bit annoying df.T.reset_index().T.But if you really need both, then you need to address what goes in the resulting first position.There is a difference between df_test['Btime'].iloc[0] (recommended) and df_test.iloc[0]['Btime']:. DataFrames store data in column-based blocks (where each block has a single dtype). If you select by column first, a view can be returned (which is quicker than returning a copy) and the original dtype is preserved. In contrast, if you select by …A relational table doesn't have a defined row order, so there is no first row. You can certainly select the first result from a query using whatever LIMIT equivalent your database offers. Some databases that use ISAM-type tables will appear to return a consistent row order when you run queries without an ordered cursor, but deleting and …FIRST_ROWS syntax Recently, I observed a usage of FIRST_ROWS hint written as FIRST_ROWS EXPMA 851.120.01 I know the general syntax of FIRST_ROWS hint which should have a (n) value which means the number of rows to be ordered.Can anyone tell me if the syntax FIRST_ROWS EXPMA 851.120.01 isfirst pass through exit block, "_" is undefined, so it fails and skips over for row 1. then the decrementing of the same counter will make it "TRUE" in awk's eyes (anything not empty string or numeric zero is considered "true" in their agile boolean sense). that same counter also triggers default action of print for row 1.4. I have issue there with select from table. I want to select all rows except for first row. So .. There is my code. SELECT * FROM table ORDER BY id DESC. So this code select and order id's from table which give me id feedback "5>4>3>2>1". And there is issue .. How I can select and echo just 4>3>2>1 rows.I want to get the value 385 which is in the process output of below code, I want to do this through command itself, is there any way to do this.. I don't have enough knowledge in Linux commands, please help me to achieve this. #ps …at the first row. This phrase is correct but less commonly used in English. This phrase may be used in specific situations where the preposition 'at' is preferred over 'in', such as when indicating a location or position. The VIP guests will be seated at the first row. Please stand at the first row during the ceremony.The sub2ind and ind2sub functions help to convert between original array indices and their linear version. For example, compute the linear index of the 3,2 element of A. linearidx = sub2ind(size(A),3,2) linearidx = 6. Convert from the linear index back to its row and column form. [row,col] = ind2sub(size(A),6) row = 3.1. @dpelisek - A typical solution would be to add a rownumber to each row partitioned by the column (s) you want to group on and only select the ones where the rownumber equals 1. I have setup an SQL Fiddle to show the intent. Edit <duh>, I really should read other answers first. Remi posted something similar.Watch live soccer streams from the first row! All soccer links are listed 45-3 minutes before match! Click on the match tab and choose link for your game. 18:31. Sint-Truiden - AA …Because you can’t keep any bags on the ground. it's not just that you can't keep your bags on the ground, but also the bins over row 1 are usually reserved for emergency equipment, safety demonstration props, etc. so if you are not the first person to board the plane you end up having to put your stuff a few rows back.In the outer query, you select all data from the CTE ( added_row_number) and use a WHERE condition to specify which row to display from each group. Here, we want to display the first row, so the condition is row_number = 1. Note that you can easily modify the solution to get, for example, the second row of each group. WITH …Apr 11, 2024 · Follow these steps to unhide the first row or column with a click and drag. Hover the mouse cursor over the top border of the first visible row label or the left border of the first visible column. Your mouse cursor will turn into a double-sided arrow icon. Left-click and drag to unhide the row or column. Order the rows by date and id, and take only the first row per date. Then remove those where the price is NULL. SELECT * FROM (SELECT DISTINCT ON (date) id, price, date FROM mytable ORDER BY date, id ) AS q WHERE price IS NOT NULL; @Laurenz let me to provide a bit more explanationFROM customers. JOIN last_orders. ON customers.id = last_orders.customer_id. ORDER BY customer_id; Instead of a separate subquery to number the rows or define the most recent order using order ID, we use DISTINCT ON (customer_id) to get only the first row corresponding to each customer.Returns the value of an element in a table or an array, selected by the row and column number indexes. Use the array form if the first argument to INDEX is an array constant. Syntax. INDEX(array, row_num, [column_num]) The array form of the INDEX function has the following arguments: array Required. A range of cells or an array constant.Firstrowsports | Soccer. Watch live soccer streams right here, right now! All soccer links are listed 45-3 minutes before match! Click on the match tab and choose link for your game. …
Let’s get started-. Following these steps in order to Use First Row as Headers-. Step-1: Go to Home tab > Select Transform data. Step-2: Power Query Window appears > Click on Transform tab > Select “Use First Row as Headers”, and as you can see the result as in below screen shot, first row has been replaced with auto-generated …. London to ireland
The following statements are equivalent: SELECT * FROM foo LIMIT 10; and. SELECT * FROM foo FETCH FIRST 10 ROWS ONLY; ROWS is interchangeable with ROW, which makes fetching just 1 a little more grammatically consistent.. FETCH FIRST X ROWS ONLY is part of the SQL standard, while, to my recollection, LIMIT is not.LIMIT is very popular, …Use tr:first-child to take the first tr: .category_table tr:first-child td {. vertical-align: top; } If you have nested tables, and you don't want to apply styles to the inner rows, add some child selectors so only the top-level td s in the first top-level tr get the styles: .category_table > tbody > tr:first-child > td {.Get first row where A > 3 AND (B > 3 OR C > 2) (returns row 2) >>> df[(df.A > 3) & ((df.B > 3) | (df.C > 2))].iloc[0] A 4 B 6 C 3 Name: 2, dtype: int64 Now, with your …To show how to select the first N rows from a table, we will use the following table: PostgreSQL - example data used to select the first N rows from the table. Note: At the end of this article you can find database preparation SQL queries. Example 1 - …I would like to select the first entry for each element: SELECT * FROM(. SELECT. element, msg, timestamp, ROW_NUMBER() OVER(PARTITION BY element ORDER BY timestamp) as rank. FROM table. ) t1. WHERE rank = 1. It seems excessive to me to need to order all 100k rows for each partition just to keep the first one.6. Strikeout. One of the best streaming sites that sports lovers would love to watch and visit is StrikeOut. This FirstRowSports.eu similar sites the best source for all sports lovers because they can easily view all sports … It seems that different execution plan is chosen for statement with userid = 1 and different for userid = 2. After I implemented Oracle Hint FIRST_ROW, performance become significantly better. Both statements (for both ids 1 and 2) produce return in under 1 second. SELECT /*+ FIRST_ROWS */. field1, field2, field3, ... I wish to skip the 1st and 3rd rows of my csv file when importing the file into a data frame in R. In the original file my headers are on line 2. Using the skip argument in read.csv I can skip the 1st line and set the header argument to TRUE by I still have the 3rd line from the original file in my data frame.Second Proposed Method: Use TOPN to retrieve the first row and somehow get the Time Difference column from it. Third Proposed Method: Use LOOKUPVALUE to search by the most recent date. The most recent date happens multiple times in the DateTime column so it somehow needs to filter by Resource. Starter Code …4. I have issue there with select from table. I want to select all rows except for first row. So .. There is my code. SELECT * FROM table ORDER BY id DESC. So this code select and order id's from table which give me id feedback "5>4>3>2>1". And there is issue .. How I can select and echo just 4>3>2>1 rows.In the table, one customer like John Smith can have multiple addresses. I need the SELECT query for this table to return only first row found where there are duplicates in 'CName'. For this table it should return all rows except the 3rd (or 1st - any of those two addresses are okay but only one can be returned).This is a simple 'take the first' operation. What you actually want is the pandas drop_duplicates function, which by default will return the first row. What you usually would consider the groupby key, you should pass as the subset= variable. df.drop_duplicates(subset='A') Should do what you want. Also, df.sort('A') does not sort …My target is to make the first row as header. I use : headers = df.iloc[0] df.columns = [headers] However, the "0" appears in index column name (which is normal, because this 0 was in the first row). 0 Objet Unités vendues 1 Chaise 3 2 Table 2 I tried to delete it in many way, but nothing work : ... Firstrow sports down: here's the new site. firstrowsports.eu is down as some have probably noticed by now. firstrow.bz is the new site. Have fun! Archived post. New comments cannot be posted and votes cannot be cast. If this site remains working at this quality throughout the playoffs, I will be the happiest redditor, nay the happiest man alive ... .