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Is Meyers' implementation of the Singleton pattern thread safe?
...rently while the variable is being initialized, the concurrent execution shall wait for completion of the initialization.
GCC and VS support for the feature (Dynamic Initialization and Destruction with Concurrency, also known as Magic Statics on MSDN) is as follows:
Visual Studio: supported sinc...
ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
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Excellent, I missed this. Don't forget all the other -vXX folders as well, or it'll work fine in your test env, only to bite you once someone uses one of those versions.
– falstro
Jan 20 '14 at 11:27
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“Eliminate render-blocking CSS in above-the-fold content”
...n of jQuery's .ready() to defer scripts until the page had loaded fully, all I had to do was inline that particular function and move the full scripts to the end of the page. That worked great.
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Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
...ne("cat /etc/services")
print cmdline('ls')
print cmdline('rpm -qa | grep "php"')
print cmdline('nslookup google.com')
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Linux bash: Multiple variable assignment
... writing the answer bash supporting this syntax was less common (as in installed by default), though I'm not 100% sure.
– Michael Krelin - hacker
Oct 21 '15 at 19:30
4
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Don't Echo Out cURL
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Not the answer you're looking for? Browse other questions tagged php curl or ask your own question.
Outlook autocleaning my line breaks and screwing up my email format
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confirmed! Here regex as php snippet: $re = '/(?<!\t)((?<!\r)(?=\n)|(?=\r\n))/m'; $subst = " "; $MailText = preg_replace($re, $subst, $MailText);
– C4pt4inC4nn4...
Is there a Sleep/Pause/Wait function in JavaScript? [duplicate]
...avaScript function that simulates the operation of the sleep function in PHP — a function that pauses code execution for x milliseconds, and then resumes where it left off?
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Ajax tutorial for post and get [closed]
...Id = $("ul.nav").first().attr("id");
var request = $.ajax({
url: "script.php",
type: "POST",
data: {id : menuId},
dataType: "html"
});
request.done(function(msg) {
$("#log").html( msg );
});
request.fail(function(jqXHR, textStatus) {
alert( "Request failed: " + textStatus );
});
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C++读写EXCEL文件方式比较 - C/C++ - 清泛网 - 专注C/C++及内核技术
... 上有几个开源的的EXCEL库，但是完善的不多，有的是为了PHP读写EXCEL准备的，包括libXLS，XLSlib，SmartEXCEL等。我下载了几个实验了一下，在Widonws都没有编译成功。也罢了。
4.ODBC的方式
这个亲身没有尝试过，但是按照原理，应...