I have a huge data frame that looks like this:
and I want to sum the cells in column V9 according to V3; for example, I want to sum every V9 cell when V3=="Acrelândia".
Sum cells by group in data frame
414 Views Asked by Bianca Gonzalez At
1
There are 1 best solutions below
Related Questions in R
- Slick query for one to optional one (zero or one) relationship
- No Suitable Driver Found For My Java Application Code
- How to grant privileges to current user
- Selecting a count from my database using Java and Netbeans
- ActiveMQ offline message transfer on database level
- Not able to update db table from one server to another server in JAVA
- How to use CachedRowSet in Google App Engine?
- Where should ? be placed in a PreparedStatement?
- How to figure out the optimal fetch size for the select query
- Microsoft SQL Server JDBC Driver -SSL issues
Related Questions in SUM
- Slick query for one to optional one (zero or one) relationship
- No Suitable Driver Found For My Java Application Code
- How to grant privileges to current user
- Selecting a count from my database using Java and Netbeans
- ActiveMQ offline message transfer on database level
- Not able to update db table from one server to another server in JAVA
- How to use CachedRowSet in Google App Engine?
- Where should ? be placed in a PreparedStatement?
- How to figure out the optimal fetch size for the select query
- Microsoft SQL Server JDBC Driver -SSL issues
Related Questions in DATAFRAME
- Slick query for one to optional one (zero or one) relationship
- No Suitable Driver Found For My Java Application Code
- How to grant privileges to current user
- Selecting a count from my database using Java and Netbeans
- ActiveMQ offline message transfer on database level
- Not able to update db table from one server to another server in JAVA
- How to use CachedRowSet in Google App Engine?
- Where should ? be placed in a PreparedStatement?
- How to figure out the optimal fetch size for the select query
- Microsoft SQL Server JDBC Driver -SSL issues
Related Questions in CELLS
- Slick query for one to optional one (zero or one) relationship
- No Suitable Driver Found For My Java Application Code
- How to grant privileges to current user
- Selecting a count from my database using Java and Netbeans
- ActiveMQ offline message transfer on database level
- Not able to update db table from one server to another server in JAVA
- How to use CachedRowSet in Google App Engine?
- Where should ? be placed in a PreparedStatement?
- How to figure out the optimal fetch size for the select query
- Microsoft SQL Server JDBC Driver -SSL issues
Trending Questions
- UIImageView Frame Doesn't Reflect Constraints
- Is it possible to use adb commands to click on a view by finding its ID?
- How to create a new web character symbol recognizable by html/javascript?
- Why isn't my CSS3 animation smooth in Google Chrome (but very smooth on other browsers)?
- Heap Gives Page Fault
- Connect ffmpeg to Visual Studio 2008
- Both Object- and ValueAnimator jumps when Duration is set above API LvL 24
- How to avoid default initialization of objects in std::vector?
- second argument of the command line arguments in a format other than char** argv or char* argv[]
- How to improve efficiency of algorithm which generates next lexicographic permutation?
- Navigating to the another actvity app getting crash in android
- How to read the particular message format in android and store in sqlite database?
- Resetting inventory status after order is cancelled
- Efficiently compute powers of X in SSE/AVX
- Insert into an external database using ajax and php : POST 500 (Internal Server Error)
Popular # Hahtags
Popular Questions
- How do I undo the most recent local commits in Git?
- How can I remove a specific item from an array in JavaScript?
- How do I delete a Git branch locally and remotely?
- Find all files containing a specific text (string) on Linux?
- How do I revert a Git repository to a previous commit?
- How do I create an HTML button that acts like a link?
- How do I check out a remote Git branch?
- How do I force "git pull" to overwrite local files?
- How do I list all files of a directory?
- How to check whether a string contains a substring in JavaScript?
- How do I redirect to another webpage?
- How can I iterate over rows in a Pandas DataFrame?
- How do I convert a String to an int in Java?
- Does Python have a string 'contains' substring method?
- How do I check if a string contains a specific word?