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How to do Base64 encoding in node.js?
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Buffers can be used for taking a string or piece of data and doing base64 encoding of the result. For example:
> console.log(Buffer.from("Hello World").toString('base64'));
SGVsbG8gV29ybGQ=
> console.log(Buffer.from("SGVsbG8gV29ybGQ=", 'ba...
How do I update a GitHub forked repository?
I recently forked a project and applied several fixes. I then created a pull request which was then accepted.
21 Answers
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How to find all occurrences of an element in a list?
...item in a list. Is there a neat trick which returns all indices in a list for an element?
16 Answers
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What exactly are late static bindings in PHP?
...u a quick summary.
Basically, it boils down to the fact that the self keyword does not follow the same rules of inheritance. self always resolves to the class in which it is used. This means that if you make a method in a parent class and call it from a child class, self will not reference the ch...
Are iframes considered 'bad practice'? [closed]
...page inside your content, I think that is fine. That is what an iframe is for.
However I've seen iframes abused as well. It should never be used as an integral part of your site, but as a piece of content within a site.
Usually, if you can do it without an iframe, that is a better option. I'm sure...
MongoDB: Combine data from multiple collections into one..how?
...the "reduce" out option in MongoDB 1.8+ map/reduce (see http://www.mongodb.org/display/DOCS/MapReduce#MapReduce-Outputoptions). You need to have some key in both collections that you can use as an _id.
For example, let's say you have a users collection and a comments collection and you want to hav...
Create Generic method constraining T to an Enum
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Well, make it even more constrained then, if you choose to go down this path... use "class TestClass<T> where T : struct, IComparable, IFormattable, IConvertible"
– Ricardo Nolde
Sep 27 '10 at 18:42
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HTTP redirect: 301 (permanent) vs. 302 (temporary)
...ly to a new location. The client/browser should not attempt to request the original location but use the new location from now on.
Status 302 means that the resource is temporarily located somewhere else, and the client/browser should continue requesting the original url.
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Defining custom attrs
...trs.xml).
You can define attributes in the top <resources> element or inside of a <declare-styleable> element. If I'm going to use an attr in more than one place I put it in the root element. Note, all attributes share the same global namespace. That means that even if you create a new...
iPhone viewWillAppear not firing
...ame problem. Just send a viewWillAppear message to your view controller before you add it as a subview. (There is one BOOL parameter which tells the view controller if it's being animated to appear or not.)
[myViewController viewWillAppear:NO];
Look at RootViewController.m in the Metronome exampl...