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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
...fferent every time).
But the tree referenced by that commit will be 4b825dc642cb6eb9a060e54bf8d69288fbee4904, the empty tree SHA1.
git log --pretty=raw
commit 9ed4ff9ac204f20f826ddacc3f85ef7186d6cc14
tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904 <====
author VonC <vonc@laposte.net> 1...
Making custom right-click context menus for my web-app
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64
As Adrian said, the plugins are going to work the same way. There are three basic parts you're...
xkcd style graphs in MATLAB
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64
The first step... find a system font you like (use the function listfonts to see what's availab...
“Keep Me Logged In” - the best approach
... "user" => $user,
"token" => $this->getRand(64),
"signature" => null
];
$cookie['signature'] = $this->hash($cookie['user'] . $cookie['token']);
$encoded = json_encode($cookie);
// Add User to database
$this...
How is the fork/join framework better than a thread pool?
...r-threading), Intel(R) Core(TM) i7-2720QM CPU @ 2.20GHz) the fib(50) takes 64 seconds with the classic approach and just 18 seconds with the Fork/Join approach which is quite a noticeable gain, although not as much as theoretically possible.
Summary
Yes, in your example Fork/Join has no advantage...
How to generate a random number in C++?
...r_engine<> (and its convenience typedefs - std::mt19937/std::mt19937_64 with good template parameters combination) provides per-object pseudo-random number generator defined in C++11 standard. With the same template parameters and the same initialization parameters different objects will gener...
Why is it common to put CSRF prevention tokens in cookies?
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Using a cookie to provide the CSRF token to the client does not allow a successful attack becau...
Fast Bitmap Blur For Android SDK
...rough the pixels of an image to blur it. This takes about 30 seconds on a 640x480 image.
19 Answers
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How should a model be structured in MVC? [closed]
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Is there a unique Android device ID?
...ttings.Secure#ANDROID_ID returns the Android ID as an unique for each user 64-bit hex string.
import android.provider.Settings.Secure;
private String android_id = Secure.getString(getContext().getContentResolver(),
Secure.ANDROID_ID);
Also re...