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Regex expressions in Java, \\s vs. \\s+
...e, whereas the second one matches one or many whitespaces. They're the so-called regular expression quantifiers, and they perform matches like this (taken from the documentation):
Greedy quantifiers
X? X, once or not at all
X* X, zero or more times
X+ X, one or more times
X{n} X, exactly n ti...
iFrame src change event detection?
...t will pop-up whenever the location within the iframe changes. It works in all modern browsers, but may not work in some very older browsers like IE5 and early Opera. (Source)
If the iframe is showing a page within the same domain of the parent, you would be able to access the location with conten...
How to make join queries using Sequelize on Node.js
...ok a bit complicated compared to what you posted, but what it does is basically just aliasing all columns of the users table to make sure they are placed into the correct model when returned and not mixed up with the posts model
Other than that you'll notice that it does a JOIN instead of selecting...
How to set standard encoding in Visual Studio
...erwise-default codepage.
Also, which files are not being saved as UTF-8? All of my .cs, .csproj, .sln, .config, .as*x, etc, all save as UTF-8 (with signature, the byte order marks), by default.
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How do I automatically sort a has_many relationship in Rails?
This seems like a really simple question but I haven't seen it answered anywhere.
5 Answers
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Github: error cloning my private repository
...w64-i686-ca-certificates ca-certificates
64 bits
pacman -S mingw-w64-x86_64-ca-certificates ca-certificates
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Viewing all `git diffs` with vimdiff
...n saving changes you have to type :w! instead of :w". That is because git calls vimdiff with the -R option. You can override it with git config --global difftool.vimdiff.cmd 'vimdiff "$LOCAL" "$REMOTE"'. That will open vimdiff in writeable mode.
– wisbucky
Apr ...
How to filter logcat in Android Studio?
...ere is too much output, so I'd like to filter it using some keywords, basically displaying only the output containing the keyword(s). Is there a way to do that in Android Studio through the UI?
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$apply vs $digest in directive testing
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scope.$digest() will fire watchers on the current scope, and on all of its children, too. scope.$apply will evaluate passed function and run $rootScope.$digest().
The first one is faster, as it needs to evaluate watchers for current scope and its children. The second one is slower, as it...
How can I prevent Visual Studio 2013 from closing my IIS Express app when I end debugging?
... edited Feb 22 at 17:13
Callum Watkins
2,22222 gold badges2323 silver badges4040 bronze badges
answered Oct 24 '13 at 15:31
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