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What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
...teness, here are the implementations for .Union() and .Except().
Spoiler alert: they, too, have O(N+M) complexity.
private static IEnumerable<TSource> UnionIterator<TSource>(IEnumerable<TSource> first, IEnumerable<TSource> second, IEqualityComparer<TSource> comparer...
How to enable CORS in AngularJs
I have created a demo using JavaScript for Flickr photo search API.
Now I am converting it to the AngularJs.
I have searched on internet and found below configuration.
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Does JavaScript have the interface type (such as Java's 'interface')?
... Dog.superClass.call(this, name);
},
bark: function() {
alert('woof');
}
}).implement(Mammal);
There are many ways to skin this particular cat, but this is the logic I used for my own Interface implementation. I find I prefer this approach, and it is easy to read and use (as...
add column to mysql table if it does not exist
...mn name 'newcolumnname'
Catch the error and disregard it in your upgrade script.
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Understanding the main method of python [duplicate]
...also include code to evaluate only when the file is called as a standalone script.
It's important to understand that all of the code above the if __name__ line is being executed, evaluated, in both cases. It's evaluated by the interpreter when the file is imported or when it's executed. If you pu...
Bash Templating: How to build configuration files from templates with Bash?
I'm writing a script to automate creating configuration files for Apache and PHP for my own webserver. I don't want to use any GUIs like CPanel or ISPConfig.
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How can I disable HREF if onclick is executed?
...anchor with both HREF and ONCLICK attributes set. If clicked and Javascript is enabled, I want it to only execute ONCLICK and ignore HREF . Likewise, if Javascript is disabled or unsupported, I want it to follow the HREF URL and ignore ONCLICK . Below is an example of what I'm doing, w...
Counter increment in Bash loop not working
I have the following simple script where I am running a loop and want to maintain a COUNTER . I am unable to figure out why the counter is not updating. Is it due to subshell thats getting created? How can I potentially fix this?
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Checking for the correct number of arguments
...orrect number of arguments (one argument). If somebody tries to invoke the script without passing in the correct number of arguments, and checking to make sure the command line argument actually exists and is a directory.
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How to insert an element after another element in JavaScript without using a library?
There's insertBefore() in JavaScript, but how can I insert an element after another element without using jQuery or another library?
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