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How do I configure Notepad++ to use spaces instead of tabs?

Notepad++ keeps inserting tabs which later messes up my code. This doesn't just happen when I hit the tab key, but other times as well. I want it to use 4 spaces instead of tabs. ...
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Calculate difference between two datetimes in MySQL

...L in, datetime -type filed. When users logs in, I want to get the difference between the last login time and the current time (which I get using NOW() ). ...
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?

I was encountering a lot of bugs in my code because I expected this expression: 2 Answers ...
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Why does Pycharm's inspector complain about “d = {}”?

When initializing a dictionary with d = {} Pycharm's code inspector generates a warning, saying 5 Answers ...
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sed error: “invalid reference \1 on `s' command's RHS”

I run several substitution commands as the core of a colorize script for maven . One of the sed commands uses a regular expression which works find in the shell as discussed here . The current (not working) implementation can be found here . ...
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C# Pass Lambda Expression as Method Parameter

... expression that I'd like to be able to pass around and reuse. Here's the code: 4 Answers ...
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How to list files in a directory in a C program?

I'm trying to write an ftp server on Linux. In this matter how can I list files in the directory on terminal by a C program? Maybe I can use exec function to run find command but I want file name as a string to send client program. How can I do this? ...
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Selecting multiple classes with jQuery

I’ve had a good look and can’t seem to find out how to select all elements matching certain classes in one jQuery selector statement such as this: ...
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How do I access this object property with an illegal name?

I'm using a PHP class someone wrote to interface with the BaseCamp API. 2 Answers 2 ...
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Adding a user to a group in django

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