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How do I remove a submodule?
... Currently using "git rm" on a submodule removes the submodule's work tree from that of the superproject and the gitlink from the index.
But the submodule's section in .gitmodules is left untouched, which is a leftover of the now removed submodule and might irritate users (as opposed to the settin...
Why was the switch statement designed to need a break?
...case using a goto.
It's too bad Java didn't take the opportunity to break from the C semantics.
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startActivityForResult() from a Fragment and finishing child Activity, doesn't call onActivityResult
...called");
}
Call startActivityForResult(intent, HOMEWORK_POST_ACTIVITY); from FragmentA.Java
Call finish(); method in SecondActivity.java
Hope this will work.
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Creating a UIImage from a UIColor to use as a background image for UIButton [duplicate]
...rState:(UIControlState)state {
[self setBackgroundImage:[UIButton imageFromColor:backgroundColor] forState:state];
}
+ (UIImage *)imageFromColor:(UIColor *)color {
CGRect rect = CGRectMake(0, 0, 1, 1);
UIGraphicsBeginImageContext(rect.size);
CGContextRef context = UIGraphicsGetCurre...
How to run mvim (MacVim) from Terminal?
...set it up as the editor for Git (version control), but I can't run 'mvim' from the command line as it isn't recognised. How do I setup mvim so I can run it from Terminal?
...
docker mounting volumes on host
...lumes (effectively sharing them between containers) by using the --volumes-from command when you run a container.
The fundamental difference between VOLUME and -v is this: -v will mount existing files from your operating system inside your docker container and VOLUME will create a new, empty volume...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The way I understand it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specify the header Origin: http://foo.com , and bar must respond with Access-Control-Allow-Origin: http://foo.com .
...
What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
...reat one to start with, as a comparison if nothing else.
Greedy placement from large to small.
Put the largest rectangle remaining into your packed area. If it can't fit anywhere, place it in a place that extends the pack region as little as possible. Repeat until you finish with the smallest rect...
How to retrieve a single file from a specific revision in Git?
...e syntax is indeed
git show object
git show $REV:$FILE
git show somebranch:from/the/root/myfile.txt
git show HEAD^^^:test/test.py
The command takes the usual style of revision, meaning you can use any of the following:
branch name (as suggested by ash)
HEAD + x number of ^ characters
The SHA1 hash...
Git branch strategy for small dev team [closed]
...
You might benefit from the workflow Scott Chacon describes in Pro Git. In this workflow, you have two branches that always exist, master and develop.
master represents the most stable version of your project and you only ever deploy to produc...