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how to customize `show processlist` in mysql?
...you like.
The INFORMATION_SCHEMA.PROCESSLIST table was added in MySQL 5.1.7. You can find out which version you're using with:
SELECT VERSION()
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Why does Math.round(0.49999999999999994) return 1?
...n Java 6 (and presumably earlier), round(x) is implemented as floor(x+0.5).1 This is a specification bug, for precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(do...
What is ?= in Makefile
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130
?= indicates to set the KDIR variable only if it's not set/doesn't have a value.
For example:...
What's the dSYM and how to use it? (iOS SDK)
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dSYM files store the debug symbols for your app
Services like crashlytics use it to replace t...
is there a require for json in node.js
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edited Jan 29 '18 at 11:57
Frank Nocke
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is of a type that is invalid for use as a key column in an index
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edited Apr 16 at 20:06
urig
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a...
C# - Selectively suppress custom Obsolete warnings
... }
static void Main(string[] args)
{
#pragma warning disable 0618
// This one is okay
Foo("Good");
#pragma warning restore 0618
// This call is bad
Foo("Bad");
}
}
Restore the warning afterwards so that you won't miss "bad" calls.
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textarea's rows, and cols attribute in CSS
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width and height are used when going the css route.
<!DOCTYPE html>
<html>
&l...
Convert XmlDocument to String
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182
There aren't any quotes. It's just VS debugger. Try printing to the console or saving to a fil...