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Why are primes important in cryptography?
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Most basic and general explanation: cryptography is all about number theory, and all integer numbers (except 0 and 1) are made up of primes, so you deal with primes a lot in number theory.
More specifically, some important cryptographic algorithms such as RSA critically depen...
Invalid date format specification in gemspec
...update --system
Edit: You can also try (as suggested by ZeissS)
gem install rubygems-update
update_rubygems
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What is RSS and VSZ in Linux memory management
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RSS is the Resident Set Size and is used to show how much memory is allocated to that process and is in RAM. It does not include memory that is swapped out. It does include memory from shared libraries as long as the pages from those libraries are actually in memory. It does include all st...
How to $http Synchronous call with AngularJS
Is there any way to make a synchronous call with AngularJS?
7 Answers
7
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How do I create a comma-separated list from an array in PHP?
...me. For example, maybe you want to quote each fruit and then separate them all by commas:
$prefix = $fruitList = '';
foreach ($fruits as $fruit)
{
$fruitList .= $prefix . '"' . $fruit . '"';
$prefix = ', ';
}
Also, if you just do it the "normal" way of appending a comma after each item (l...
C# LINQ find duplicates in List
...erable.GroupBy(x => x.Key).Any(g => g.Count() > 1);
Find out if all values in an enumerable are unique :
var allUnique = enumerable.GroupBy(x => x.Key).All(g => g.Count() == 1);
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What's the correct way to sort Python `import x` and `from x import y` statements?
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Imports are generally sorted alphabetically and described in various places beside PEP 8.
Alphabetically sorted modules are quicker to read and searchable. After all python is all about readability.
Also It is easier to verify that something...
How to avoid passing parameters everywhere in play2?
In play1, I usually get all data in actions, use them directly in views. Since we don't need to explicitly declare parameters in view, this is very easy.
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java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android
...problem isn't handling many images, it's that your images aren't getting deallocated when your activity is destroyed.
It's difficult to say why this is without looking at your code. However, this article has some tips that might help:
http://android-developers.blogspot.de/2009/01/avoiding-memory-l...
CSS two divs next to each other
...d="narrow">Narrow (200px)</div>
</div>
This is basically just scraping the surface of flexbox. Flexbox can do pretty amazing things.
For older browser support, you can use CSS float and a width properties to solve it.
#narrow {
float: right;
width: 200px;
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