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Search for “does-not-contain” on a DataFrame in pandas
I've done some searching and can't figure out how to filter a dataframe by df["col"].str.contains(word) , however I'm wondering if there is a way to do the reverse: filter a dataframe by that set's compliment. eg: to the effect of !(df["col"].str.contains(word)) .
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Linux find file names with given string
I'm on Ubuntu, and I'd like to find all files in the current directory and subdirectories whose name contains the string "John". I know that grep can match the content in the files, but I have no idea how to use it with file names. Any help would be appreciated.
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Get Selected index of UITableView
I want to have selected index for UITableView .
I have written following code:
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What's the difference between ISO 8601 and RFC 3339 Date Formats?
...rs, and the RFC only allows a period character to be used as the decimal point for fractional seconds. The RFC also allows the "T" to be replaced by a space (or other character), while the standard only allows it to be omitted (and only when there is agreement between all parties using the represen...
java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
I get the following warning when using java.net.URLEncoder.encode :
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Operation on every pair of element in a list
Using Python, I'd like to compare every possible pair in a list.
4 Answers
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Ignore .pyc files in git repository
How can I ignore .pyc files in git?
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C# nullable string error
Later in the code I use it like this:
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php check if array contains all array values from another array
I would like to find out if $all contains all $search_this values and return true or false. any idea please?
5 Answers
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Entity Framework Join 3 Tables
I'm trying to join three tables but I can't understand the method...
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