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C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...re(const std::atomic<T *> &target) {
auto pointer = HazardPointer<T>::Alloc();
do {
pointer->target_ = target.load(std::memory_order_acquire);
} while (pointer->target_.load(std::memory_order_acquire) !=
target.load(std::memory_order_acquire));
return Holde...
Use basic authentication with jQuery and Ajax
...u gave but it doesn't work ` $.ajax ({ url: "server.in.local/index.php", beforeSend: function (xhr) { xhr.setRequestHeader(“Authorization”, “Basic ” + encodeBase64 (“username:password”) );}, succes: function(val) { //alert(val); alert("Thanks for your comment!"); ...
How to get object size in memory? [duplicate]
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Lists in C# are preallocated to whatever sizes the framework designers decided to go with, and then increased when needed. By default it's probably something like 10 elements. So you won't notice any size difference until you add enough element...
How to set HTTP headers (for cache-control)?
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You can set the headers in PHP by using:
<?php
//set headers to NOT cache a page
header("Cache-Control: no-cache, must-revalidate"); //HTTP 1.1
header("Pragma: no-cache"); //HTTP 1.0
header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); // Date...
Make a program run slowly
...ll not slow down the execution speed per se, but will make Linux scheduler allocate less (and possibly shorter) execution time frames, preempt more often, etc. See Process Scheduling (Chapter 10) of Understanding the Linux Kernel for more details on scheduling.
You may want to increase the timer int...
What does DIM stand for in Visual Basic and BASIC?
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It stands for Dimension, but is generally read as "Create Variable," or "Allocate Space for This."
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How do I put an already-running process under nohup?
... the jobs that this shell started." (from [quantprinciple.com/invest/index.php/docs/tipsandtricks/unix/…)
– Dr. Jan-Philip Gehrcke
Mar 17 '11 at 13:46
9
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What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?
...is no such thing as "associative arrays" in javascript. That is strictly a php concept.
– Breton
Jun 25 '10 at 23:14
I...
How does this site infecting script work?
...to. Someone, somehow, managed to inject the following rubbish into the key php scripts, but I mean not to talk about configuring Joomla. The site is not visited much (at times I fear I might be the only visitor to that site...) and I don't care much to have the site back up and running. I'll handle ...
How do you implement a good profanity filter?
... some good examples as to how arrays can be used flexibly.
For additional PHP programming examples, see this page for a somewhat advanced generic class for word filtering that *'s out the center letters from censored words, and this previous Stack Overflow question that also has a PHP example (the ...