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How to create a hash or dictionary object in JavaScript [duplicate]
...se an array if you want named keys, use a plain object.
var a = {};
a["key1"] = "value1";
a["key2"] = "value2";
Then:
if ("key1" in a) {
// something
} else {
// something else
}
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The name 'model' does not exist in current context in MVC3
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19 Answers
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How to exit if a command failed?
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Try:
my_command || { echo 'my_command failed' ; exit 1; }
Four changes:
Change && to ||
Use { } in place of ( )
Introduce ; after exit and
spaces after { and before }
Since you want to print the message and exit only when the command fails ( exits with non-zero va...
How to query as GROUP BY in django?
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edited Feb 17 '17 at 14:47
jb.
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on
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edited Sep 23 '15 at 11:46
Nakilon
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Why does an NSInteger variable have to be cast to long when used as a format argument?
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194
You get this warning if you compile on OS X (64-bit), because on that platform NSInteger is de...
Stripping everything but alphanumeric chars from a string in Python
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11 Answers
11
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resizes wrong; appears to have unremovable `min-width: min-content`
...than its parent, even if it has to cut off its displayed text. max-width: 100% should do that.
4 Answers
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How do I obtain crash-data from my Android application?
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edited Mar 2 '17 at 8:57
Akash Kava
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Why can't I center with margin: 0 auto?
I have a #header div that is 100% width and within that div I have an unordered list. I have applied margin: 0 auto to the unordered list but it won't center it within the header div.
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