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git working on two branches simultaneously
...+ (Q2 2015) supports this feature!
If you have a git repo cool-app, cd to root (cd cool-app), run git worktree add ../cool-app-feature-A feature/A. This checks out the branch feature/A in it's own new dedicated directory, cool-app-feature-A.
That replaces an older script contrib/workdir/git-new-wo...
Simple and fast method to compare images for similarity
...de for L2 distance
// Compare two images by getting the L2 error (square-root of sum of squared error).
double getSimilarity( const Mat A, const Mat B ) {
if ( A.rows > 0 && A.rows == B.rows && A.cols > 0 && A.cols == B.cols ) {
// Calculate the L2 relative error ...
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...e the -34018 error on iOS
8.3. This is the first step in identifying the root cause and then coming up with a fix.
As usual, we can't commit to a release timeframe, but this has
affected many developers and we really want to get this resolved.
Earlier I suggested adding a small delay i...
Which is the best library for XML parsing in java [closed]
... to be initialized with the used classes, but you just have to specify the root classes and don't have to worry about static referenced classes.
You use annotations to specify which classes should be elements (@XmlRootElement) and which fields are elements(@XmlElement) or attributes (@XmlAttribute, ...
Including JavaScript class definition from another file in Node.js
...socket) {
...
};
Then rename the file to user.js. Assuming it's in the root directory of your main script, you can include it like this:
var user = require('./user');
var someUser = new user.User();
That's the quick and dirty version. Read about CommonJS Modules if you'd like to learn more.
...
Sublime text 2 - find and replace globally ( all files and in all directories )
...l only search through that folder, recursively, relative to your project's root. Very handy.
– jeffbyrnes
Jun 21 '13 at 17:12
2
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Value of i for (i == -i && i != 0) to return true in Java
...asier to understand explanation other than in binary (although it is still rooted in that).
Note that Integer.MIN_VALUE is equal to -2^31 or -2147483648 and Integer.MAX_VALUE is equal to 2^31-1 or 2147483647. -Integer.MIN_VALUE is 2^31, which is now too large for an Integer (since it is past MAX_VA...
Configuring Git over SSH to login once
...n git-bash or terminal.
Go to the .git directory of your project (project root on your local machine) and open the 'config' file. Then look for [remote "origin"] and set the url config as follows:
[remote "origin"]
#the address part will be different depending upon the service you're using git...
msbuild.exe staying open, locking files
...
Premature optimization is truly the root of all evil. You suck, Microsoft.
– johnwbyrd
May 30 '15 at 0:43
1
...
What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?
... PHP for over a decade and have always been under the impression that it's roots were in Perl. The PHP history page clearly supports that it was originally C as well. I'll edit my answer once I find a moment.
– JSON
Dec 15 '14 at 2:45
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