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Eclipse - “Workspace in use or cannot be created, chose a different one.” [duplicate]
...u can try this:
Remove RECENT_WORKSPACES line from eclipse/configuration/.settings/org.eclipse.ui.ide.prefs
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Git fatal: Reference has invalid format: 'refs/heads/master
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make a backup of your repo if you aren't sure about this one, because these commands are irreversible.
first, go to your repo directory.
cd myrepo
then recursively search for the conflicted files and delete them
find . -type f -name "...
Git: Ignore tracked files
...dex --no-assume-unchanged $(git ls-files $(git rev-parse --show-toplevel)) set as an a git alias. Whenever I suspect it's some of these shenanigans I just do that.
– Philippe Carphin
Feb 13 '19 at 22:17
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\r\n, \r and \n what is the difference between them? [duplicate]
I need to ask about the difference in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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Is “double hashing” a password less secure than just hashing it once?
...we have a Surjective function, we have no guarantee the mapping for any subset of the input won't have collisions (in fact, in practice they will).
That's what happened here! Our function was bad, but that's not why this worked (that's why it worked so quickly and so completely).
The same thing happ...
Ruby, remove last N characters from a string?
What is the preferred way of removing the last n characters from a string?
13 Answers
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HTTP header line break style
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How can I create a UIColor from a hex string?
...NSScanner *scanner = [NSScanner scannerWithString:hexString];
[scanner setScanLocation:1]; // bypass '#' character
[scanner scanHexInt:&rgbValue];
return [UIColor colorWithRed:((rgbValue & 0xFF0000) >> 16)/255.0 green:((rgbValue & 0xFF00) >> 8)/255.0 blue:(rgbValu...
Default initialization of std::array?
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How to add line breaks to an HTML textarea?
I’m editing a <textarea> with JavaScript. The problem is that when I make line breaks in it, they won’t display. How can I do this?
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