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Checking if jquery is loaded using Javascript
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@JakeN After a certain amount of time, downvotes can't be undone unless the post is edited. There is one issue with this post, though: if (jQuery) { will throw an error in strict mode if jQuery is not loaded, so that last code snippet is a bad suggestion.
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Calling a method every x minutes
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var startTimeSpan = TimeSpan.Zero;
var periodTimeSpan = TimeSpan.FromMinutes(5);
var timer = new System.Threading.Timer((e) =>
{
MyMethod();
}, null, startTimeSpan, periodTimeSpan);
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A KeyValuePair in Java [duplicate]
...ly-available language feature and will require more than a standard JRE runtime. Pair comes from javafx.util, which introduces a dependency on JavaFX, such as OracleJDK, OpenJDK or OpenJFX. If you're using one of these Java runtimes then great, but there's no trivial way to add this to a JRE instal...
Disabling Strict Standards in PHP 5.4
..._ALL & ~E_NOTICE & ~E_STRICT Should I just enable values one at a time?
5 Answers
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“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
“21天教你学会C++”下面是一个《Teach Yourself C++ in 21 Days》的流程图，请各位程序员同仁认真领会。如果有必要，你可以查看这个图书以作参照：http: ...下面是一个《Teach Yourself C++ in 21 Days》的流程图，请各位程序员同仁认真领...
What is the exact problem with multiple inheritance?
I can see people asking all the time whether multiple inheritance should be included into the next version of C# or Java. C++ folks, who are fortunate enough to have this ability, say that this is like giving someone a rope to eventually hang themselves.
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MySQL Orderby a number, Nulls last
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Nice one. Works for date and time columns too! (MySQL 5.5). I guess (i am lazy to check) it works for all number-like columns (timestamp, float...).
– Martin
Aug 21 '12 at 16:14
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How to Select Every Row Where Column Value is NOT Distinct
...d of the second option which executes that second SELECT...WHERE call many times. See more here: stackoverflow.com/q/9253244/550975
– Serj Sagan
Dec 6 '19 at 18:38
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Starting the week on Monday with isoWeekday()
...eks either on Monday or Sunday, as per some user option. I'm having a hard time using moment's isoWeekday method.
6 Answe...
Writing a compiler in its own language
... The 'bootstrap' target does not just compile GCC, but compiles it several times. It uses the programs compiled in a first
round to compile itself a second time, and then again a third time. It then compares these second and third
compiles to make sure it can reproduce itself flawlessly....