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Writing to an Excel spreadsheet

...npyxl). Others suggest to write to a .csv file (never used CSV and don't really understand what it is). 12 Answers ...
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ListView item background via custom selector

... I've been frustrated by this myself and finally solved it. As Romain Guy hinted to, there's another state, "android:state_selected", that you must use. Use a state drawable for the background of your list item, and use a different state drawable for listSelector of yo...
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How to revert a merge commit that's already pushed to remote branch?

...se a merge commit has more than one parent, and Git does not know automatically which parent was the mainline, and which parent was the branch you want to un-merge. When you view a merge commit in the output of git log, you will see its parents listed on the line that begins with Merge: commit 8f9...
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CSS vertical alignment text inside li

... line-height is how you vertically align text. It is pretty standard and I don't consider it a "hack". Just add line-height: 100px to your ul.catBlock li and it will be fine. In this case you may have to add it to ul.catBlock li a instead since all of th...
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What makes a keychain item unique (in iOS)?

...the keychain access group (field kSecAttrAccessGroup) is an added field to all these primary keys. share | improve this answer | follow | ...
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How to get CRON to call in the correct PATHs

I'm trying to get cron to call in the correct PATHs. When I run a Python script from shell the script runs fine as it uses the PATHs set in bashrc but when I use cron all the PATHs are not used from bashrc. Is there a file I can enter the PATHs into for cron like bashrc or a way to call the PATHs fr...
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Abstract Class vs Interface in C++ [duplicate]

...rt interfaces (the "mature approach") instead of C++ classes (this is basically what COM does, but without the burden of COM infrastructure). I'd use an interface if I want to define a set of rules using which a component can be programmed, without specifying a concrete particular behavior. Classes...
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Why does Boolean.ToString output “True” and not “true”

... Only people from Microsoft can really answer that question. However, I'd like to offer some fun facts about it ;) First, this is what it says in MSDN about the Boolean.ToString() method: Return Value Type: System.String TrueString if the value...
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When do I need to use Begin / End Blocks and the Go keyword in SQL Server?

... a way of isolating one part of the script from another, but submitting it all in one block. BEGIN and END are just like { and } in C/++/#, Java, etc. They bound a logical block of code. I tend to use BEGIN and END at the start and end of a stored procedure, but it's not strictly necessary ther...
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Go > operators

... 2, 5 times" or 32. And 32 >> 5 is "32 divided by 2, 5 times" or 1. All the other answers give the more technical definition, but nobody laid it out really bluntly and I thought you might want that. share | ...