大约有 40,000 项符合查询结果（耗时：0.0521秒） [XML]
What's this =! operator? [duplicate]
...ight be an obfuscated way of writing
a = !b;
if (a) {
// whatever
}
setting a to the logical inverse of b, and testing whether the result is true (or, equivalently, whether b was false).
Or it might be a mistyping of a != b.
...
JavaScript math, round to two decimal places [duplicate]
I have the following JavaScript syntax:
13 Answers
13
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Extracting substrings in Go
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How to detect the currently pressed key?
...bool> KeyTable
{
get { return m_keyTable; }
private set { m_keyTable = value; }
}
public bool IsKeyPressed()
{
return m_keyPressed;
}
public bool IsKeyPressed(Keys k)
{
bool pressed = false;
if (KeyTable.TryGetValue(k, out pre...
Vim: faster way to select blocks of text in visual mode
...
And you can modify from that line with offsets: V/foo/+5 or V/foo/-5 (I'm using linewise visual mode like the author).
– bheeshmar
Sep 13 '11 at 20:29
...
How can I add a help method to a shell script?
...e, the universe and everything
where:
-h show this help text
-s set the seed value (default: 42)"
seed=42
while getopts ':hs:' option; do
case "$option" in
h) echo "$usage"
exit
;;
s) seed=$OPTARG
;;
:) printf "missing argument for -%s\n" "$OPTARG" >...
What is the difference between the $parse, $interpolate and $compile services?
...essions (name, extension) against a scope. It can be used to both read and set values for a given expression. For example, to evaluate the name expression one would do: $parse('name')($scope) to get the "image" value. To set the value one would do: $parse('name').assign($scope, 'image2')
All those...
Textarea Auto height [duplicate]
...ough (2px at a time, possibly related to using bootstrap). I fixed this by setting element[0].style.height in the resize function to 1px first, then setting it to the scrollHeight.
– Kevin Lawrence
Aug 24 '14 at 22:55
...
AngularJS For Loop with Numbers & Ranges
Angular does provide some support for a for loop using numbers within its HTML directives:
24 Answers
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How do I create a new line in Javascript?
I am printing a pyramid of stars, I can't get the new line to print.
17 Answers
17
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