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How to immediately see compile errors in project tree of IntelliJ Idea?
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What is the correct value for the disabled attribute?
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What is the proper way to check if a string is empty in Perl?
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134
For string comparisons in Perl, use eq or ne:
if ($str eq "")
{
// ...
}
The == and != oper...
“git diff” does nothing
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edited May 12 '15 at 11:49
Arslan Ali
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How can I use grep to show just filenames on Linux?
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Determine if an HTML element's content overflows
...yle.overflow = curOverflow;
return isOverflowing;
}
Tested in FF3, FF40.0.2, IE6, Chrome 0.2.149.30.
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How to synchronize a static variable among threads running different instances of a class in Java?
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194
There are several ways to synchronize access to a static variable.
Use a synchronized static m...
Cannot pass null argument when using type hinting
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Why can I create a class named “var”?
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edited Apr 16 '16 at 9:45
answered May 11 '12 at 9:43
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how to customize `show processlist` in mysql?
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Newer versions of SQL support the process list in information_schema:
SELECT * FROM INFORMATIO...