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What's the difference between HEAD, working tree and index, in Git?
.../index, which lists all files in the current branch, their sha1 checksums, time stamps and the file name -- it is not another directory with a copy of files in it.
The local repository is a hidden directory (.git) including an objects directory containing all versions of every file in the repo (...
Android: open activity without save into the stack
I have 2 activities: Main and List.
10 Answers
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How to list all the available keyspaces in Cassandra?
I am newbie in Cassandra and trying to implement one toy application using Cassandra. I had created one keyspace and few column families in my Cassandra DB but I forgot the name of my cluster.
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SyntaxError: Use of const in strict mode
...ble, are turned on by default on Node.js and do NOT require any kind of runtime flag.”. Node.js docs has an overview of what ES2015 features are enabled by default, and which who require a runtime flag. So by upgrading to Node.js 4.x or newer the error should disappear.
To enable some of the ECMA...
What Ruby IDE do you prefer? [closed]
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I expected to love RubyMine as I'm a big time Resharper user when in C# but the quality was way lower than I expected. Key features like the debugger, refactoring, intellisense were very buggy. So I'd definitely suggest trying the evaluation verson just to make sure...
fastest (low latency) method for Inter Process Communication between Java and C/C++
...le
scheduling overhead (or core caches?) is also the culprit
At the same time Thread.sleep(0) (which as strace shows causes a single sched_yield() Linux kernel call to be executed) takes 0.3 microsecond - so named pipes scheduled to single core still have much overhead
Some shared memory measurem...
Android basics: running code in the UI thread
... you create and execute an instance of BackgroundTask, will waste a lot of time grabbing a thread out of the thread pool, to execute a default no-op doInBackground(), before eventually doing what amounts to a post(). This is by far the least efficient of the three. Use AsyncTask if you actually have...
ArithmeticException: “Non-terminating decimal expansion; no exact representable decimal result”
Why does the following code raise the exception shown below?
8 Answers
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receiver type *** for instance message is a forward declaration
In my iOS5 app, I have NSObject States class, and trying to init it:
9 Answers
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With ng-bind-html-unsafe removed, how do I inject HTML?
...cope' before the function definition -- perhaps it was "understood" at one time, but no longer. The following should work: myApp.controller('myCtrl', ['$scope', '$sce', function($scope, $sce) {
– Dexygen
Jan 28 '14 at 18:36
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