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How do I trim whitespace from a string?

... Just one space, or all consecutive spaces? If the second, then strings already have a .strip() method: >>> ' Hello '.strip() 'Hello' >>> ' Hello'.strip() 'Hello' >>> 'Bob has a cat'.strip() 'Bob has a cat' >>&...
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How do you connect to multiple MySQL databases on a single webpage?

I have information spread out across a few databases and want to put all the information onto one webpage using PHP. I was wondering how I can connect to multiple databases on a single PHP webpage. ...
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Check if EditText is empty. [closed]

...users to input. I would like to know if I could have a method for checking all the 5 EditTexts if they are null. Is there any way to do this?? ...
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How to fully delete a git repository created with init?

... Git keeps all of its files in the .git directory. Just remove that one and init again. If you can't find it, it's because it is hidden. In Windows 7, you need to go to your folder, click on Organize on the top left, then click on Fo...
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How to redirect output to a file and stdout

In bash, calling foo would display any output from that command on the stdout. 10 Answers ...
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How can I know if a branch has been already merged into master?

... Any way to delete unmerged branches which were actually merged after rebasing? – Ashfame Feb 22 '14 at 3:52 10 ...
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Android: Want to set custom fonts for whole application not runtime

...Condensed); break; } values.recycle(); } Now you're all set. You can add more attributes for about anything (you could add another one for typefaceStyle -- bold, italic, etc.) but now let's see how to use it: <?xml version="1.0" encoding="utf-8"?> <LinearLayout x...
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Remove the image from a imageview Android [duplicate]

I'm trying to make an ImageView that holds a gallery of images. By touching the user request to load the next image. If the next image isn't found in the server or takes time to load I need the old image to be empty. ...
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Why use JUnit for testing?

Maybe my question is a newbie one, but I can not really understand the circumstances under which I would use junit ? 11 An...
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How to find out which processes are using swap space in Linux?

...to htop because I don't know a reliable way to get this information (actually, I don't think it's possible to get an exact number, because of shared pages). share | improve this answer ...