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javascript: Clear all timeouts?
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150
They are not in the window object, but they have ids, which (afaik) are consecutive integers.
S...
Javascript: negative lookbehind equivalent?
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Lookbehind Assertions got accepted into the ECMAScript specification in 2018.
Positive lookbehind usage:
console.log(
"$9.99 €8.47".match(/(?<=\$)\d+(\.\d*)?/) // Matches "9.99"
);
Negative lookbehind usage:
console.log(
"$9.99 €8.47".match(/(?<!\$)\d+(?:\.\d*)/)...
How to delete duplicate lines in a file without sorting it in Unix?
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300
awk '!seen[$0]++' file.txt
seen is an associative-array that Awk will pass every line of the f...
Reset select2 value and show placeholder
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edited Jan 24 '17 at 15:20
Hakan Fıstık
9,09888 gold badges5757 silver badges8686 bronze badges
answe...
Liquibase lock - reasons?
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601
Sometimes if the update application is abruptly stopped, then the lock remains stuck.
Then run...
How to scale a UIImageView proportionally?
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Srikar Appalaraju
63.5k4747 gold badges202202 silver badges257257 bronze badges
answered Feb 20 '10 at 0:29
Ken AbramsKen Abrams
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Different ways of clearing lists
..., 3]
>>> b = a
>>> del a[:] # equivalent to del a[0:len(a)]
>>> print(a)
[]
>>> print(b)
[]
>>> a is b
True
You could also do:
>>> a[:] = []
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cannot load such file — bundler/setup (LoadError)
I'm setting Rails 4 application with Ruby 2.0, but I'm getting "Web application could not be started" and get this trace:
1...
Check if string begins with something? [duplicate]
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Use stringObject.substring
if (pathname.substring(0, 6) == "/sub/1") {
// ...
}
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