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Two-way encryption: I need to store passwords that can be retrieved
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Personally, I would use mcrypt like others posted. But there is much more to note...
How do I encrypt and decrypt a password in PHP?
See below for a strong class that takes care of everything for you:
What is the safest algorit...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...塞的古老模型：属于同步阻塞 IO 模型，代码如下：
socket_server.php
<?php
/**
* SocketServer Class
* By James.Huang <shagoo#gmail.com>
**/
set_time_limit(0);
class SocketServer
{
private static $socket;
function SocketServer($port)
{ ...
Android Get Current timestamp?
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From developers blog:
System.currentTimeMillis() is the standard "wall" clock (time and date) expressing milliseconds since the epoch. The wall clock can be set by the user or the phone network (see setCurrentTimeMillis(long)), so the time may jump backwards or forwards unpredictably. This c...
Python nonlocal statement
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@Dustin - Actually, if you had class A with an attribute x and a subclass B defined in it, you would refer to x from within B as A.x
– Anon
Aug 11 '09 at 18:37
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How do I count the number of occurrences of a char in a String?
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The loop method is much faster than this. Especially when wanting to count a char instead of a String (since there is no String.replace(char, char) method). On a 15 character string, I get a difference of 6049 ns vs 26,739 ns (averaged over 100runs). Raw numbers are huge...
How to elegantly ignore some return values of a MATLAB function?
... return value from a function without having to create dummy variables for all n-1 return values before it?
8 Answers
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How to escape a JSON string to have it in a URL?
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I'll offer an oddball alternative. Sometimes it's easier to use different encoding, especially if you're dealing with a variety of systems that don't all handle the details of URL encoding the same way. This isn't the most mainstream approach ...
Advances social tools app with cool UI - Koded Apps - Kodular Community
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Its one of special feature is that it allows the selection of only one emoji and no.of texts… that all other apps of such kind created in kodular cannot provide.
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What is the most “pythonic” way to iterate over a list in chunks?
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Finally got a chance to play around with this in a python session. For those who are as confused as I was, this is feeding the same iterator to izip_longest multiple times, causing it to consume successive values of the same seq...
How to write to a file in Scala?
...portance are Resource, ReadChars and WriteChars.
File - File is a File (called Path) API that is based on a combination of Java 7 NIO filesystem and SBT PathFinder APIs.
Path and FileSystem are the main entry points into the Scala IO File API.
import scalax.io._
val output:Output = Resourc...