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Custom HTTP headers : naming conventions
...ng application protocols to support both names (E.g, x-gzip & gzip are now equivalent). So, the official recommendation is to just name them sensibly without the "X-" prefix.
Update 2: On June 2012, the deprecation of recommendation to use the "X-" prefix has become official as RFC 6648. Belo...
Many-to-many relationship with the same model in rails?
...column names are non-standard as well (not post_id), to prevent conflict.
Now in your model, you simply need to tell Rails about these couple of non-standard things. It will look as follows:
class Post < ActiveRecord::Base
has_and_belongs_to_many(:posts,
:join_table => "post_connection...
opengl: glFlush() vs. glFinish()
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I actually know what glFlush and glFinish do, and I can't tell what that image is saying. What's on the left side and the right? Also, was that image released in the Public Domain or under some license that allows you to post it on the I...
iOS - Calling App Delegate method from ViewController
...egate ((MyAppDelegateClass *)[UIApplication sharedApplication].delegate) Now whichever class imports app delegate can directly use [AppDelegate.viewController someMethod]
– harveyslash
Jul 13 '16 at 7:16
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If a folder does not exist, create it
...er control in my application. I want to save a file in a specified folder. Now I want, if this folder does not exist, to first create it, and then save my file to this folder. If the folder already exists, then just save the file in it.
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Loading and parsing a JSON file with multiple JSON objects
...o parse it all in one go or to figure out a streaming JSON parser. You can now opt to process each line separately before moving on to the next, saving memory in the process. You probably don't want to append each result to one list and then process everything if your file is really big.
If you hav...
Bootstrap: How do I identify the Bootstrap version?
I want to update Bootstrap on a site, but I don't know the installed version.
11 Answers
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socket.io and session?
... session_store.get(connect_sid, function (error, session) {
//HOORAY NOW YOU'VE GOT THE SESSION OBJECT!!!!
});
}
});
You can then use the session as needed.
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Can't use method return value in write context
...ld think the following piece of code should work, but it doesn't (Edited: Now works in PHP 5.5+) :
8 Answers
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Visualizing branch topology in Git
...it difficult to maintain a mental model of all my branches and commits. I know I can do a git log to see the commit history from where I am, but is there a way to see the entire branch topography, something like these ASCII maps that seem to be used everywhere for explaining branches?
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