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What does = +_ mean in JavaScript
... a number.
_ is only a variable name (not an operator), it could be a, foo etc.
Example:
+"1"
cast "1" to pure number 1.
var _ = "1";
var r = +_;
r is now 1, not "1".
Moreover, according to the MDN page on Arithmetic Operators:
The unary plus operator precedes its operand and evaluates ...
How do I pause my shell script for a second before continuing?
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On Mac OSX, sleep does not take minutes/etc, only seconds. So for two minutes,
sleep 120
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How to set layout_weight attribute dynamically from code?
...esn't modify any previously set variables like width/height/margin/padding etc. Everything is being kept and re-used while the weight is changed.
– MrMaffen
Mar 28 '15 at 20:34
1
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How to create border in UIButton?
... above allows you to set other properties like corner radius, maskToBounds etc...
Also, a good article on button fun:
https://web.archive.org/web/20161221132308/http://www.apptite.be/tutorial_custom_uibuttons.php
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Windows API Code Pack: Where is it? [closed]
...to see that the actual work is done via built-in .NET dlls ("shell32.dll", etc.) See ShellNativeMethods.cs for the DllImport definitions.
– ToolmakerSteve
Apr 1 '18 at 20:16
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Does Java have a using statement?
...;
try{
// Great code
} finally {
hooray.dispose(); // or .close(), etc.
}
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CSS checkbox input styling
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@realtebo: Note many styles (border, background, etc) cannot be applied directly to HTML checkboxes.
– Roy Tinker
Apr 9 '15 at 23:06
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Display JSON as HTML [closed]
...er, most browsers display the XML formatted (indented, proper line breaks, etc). I'd like the same end result for JSON.
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CSS content generation before or after 'input' elements [duplicate]
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This is the same reason why it does not work for <br>, <img>, etc. (<textarea> seems to be special).
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Fatal error: “No Target Architecture” in Visual Studio
...a of expertise, but given that the header is looking for _WIN64, '_AMD64_` etc. it would seem plausible.
– David Heffernan
Jan 30 '11 at 21:03
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