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Best way to parse command-line parameters? [closed]
What's the best way to parse command-line parameters in Scala?
I personally prefer something lightweight that does not require external jar.
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Profiling Django
...ngo Debug Toolbar. It will show you what queries are executed on each page and how much time they take. It's a really useful, powerful and easy to use tool.
Also, read recommendations about Django performance in Database access optimization from the documentation.
And Django performance tips by
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Convert an array of primitive longs into a List of Longs
...y completely failed to work. I wanted to take an array of primitive longs and turn it into a list, which I attempted to do like this:
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bool operator ++ and --
... supports ++ (increment) for bool, but not -- (decrement). It this just a random decision, or there is some reason behind this?
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Regex to replace multiple spaces with a single space
... string.replace(/\s\s+/g, ' ');
If you really want to cover only spaces (and thus not tabs, newlines, etc), do so:
string = string.replace(/ +/g, ' ');
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How can I declare optional function parameters in Javascript? [duplicate]
... body
}
Please keep in mind that ES6 checks the values against undefined and not against truthy-ness (so only real undefined values get the default value - falsy values like null will not default).
With ES5:
function myFunc(a,b) {
b = b || 0;
// b will be set either to b or to 0.
}
This...
git: fatal unable to auto-detect email address
...in your home directory not in local directory. while setting your username and e-mail ID.
git config --global user.email "you@domain.com"
git config --global user.name "github_username"
Then follow the procedure on GitHub.
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Segue to another storyboard?
...ard? I need to place a UITabBarController in a UINavigationController , and I'd like to keep them nice and separate.
6 A...
Compiling simple Hello World program on OS X via command line
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@mathepic: and the +1. It is not required in C++. If main reaches the end of the function without hitting a return then it implicitly returns 0.
– Martin York
Nov 1 '10 at 22:43
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Make $JAVA_HOME easily changable in Ubuntu [closed]
In Ubuntu, I'd like to switch my JAVA_HOME environment variable back and forth between Java 5 and 6.
8 Answers
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