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LINQ Ring: Any() vs Contains() for Huge Collections
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Contains() is an instance method, and its performance depends largely on the collection itself. For instance, Contains() on a List is O(n), while Contains() on a HashSet is O(1).
Any() is an extension method, and will simply go through the collection, applyi...
MS-DOS Batch file pause with enter key
Is it possible in MS-DOS batch file to pause the script and wait for user to hit enter key?
5 Answers
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Stop setInterval
I want to stop this interval in the error handler from running repeatedly. Is that possible, and if so, how?
6 Answers
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RSA Public Key format
...ers from ---- BEGIN SSH2 PUBLIC KEY ---- to -----BEGIN RSA PUBLIC KEY----- and expect that it will be sufficient to convert from one format to another (which is what you've done in your example).
This article has a good explanation about both formats.
What you get in an RSA PUBLIC KEY is closer to...
How to conditionally push an item in an observable array?
...itemToAdd);
}
If the two are not actually a reference to the same object and you want to run custom comparison logic, then you can use ko.utils.arrayFirst like:
var match = ko.utils.arrayFirst(myObservableArray(), function(item) {
return itemToAdd.id === item.id;
});
if (!match) {
myObserv...
Adding git branch on the Bash command prompt
...'git-prompt.sh' -type f -print -quit 2>/dev/null
/Library/Developer/CommandLineTools/usr/share/git-core/git-prompt.sh
Option 2: Pull the script from GitHub.
Next, add the following line to your .bashrc/.zshrc:
source ~/.git-prompt.sh
Finally, change your PS1 to call __git_ps1 as command-sub...
Invoke-WebRequest, POST with parameters
I'm attempting to POST to a uri, and send the parameter username=me
4 Answers
4
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How does clipsToBounds work?
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If my superview is a box measuring 10 units on each side, and my subview is 20 units wide, with clipsToBounds set to YES, I'll only see the part of the subview that fits within the bounds of the superview. Otherwise, if clipsToBounds is set to NO, I'll see the entire subview, even ...
JavaScript: replace last occurrence of text in a string
... two ways to make a RegExp instance: the constructor (new RegExp(string)), and the inline syntax (/something/). You don't need the "/" characters when you're using the RegExp constructor.
– Pointy
Mar 21 '15 at 21:26
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In JavaScript, is returning out of a switch statement considered a better practice than using break?
... I wasn't using your example, just the technique. Look at my question and click the link to my jsFiddle to see what I'm talking about.
– Code Maverick
May 24 '11 at 19:19
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