大约有 37,000 项符合查询结果（耗时：0.0550秒） [XML]
Ruby: How to turn a hash into HTTP parameters?
...es = {:a => "a", :b => ["c", "d", "e"]}
uri.query
# => "a=a&b[0]=c&b[1]=d&b[2]=e"
uri.query_values = {:a => "a", :b => [{:c => "c", :d => "d"}, {:e => "e", :f => "f"}]}
uri.query
# => "a=a&b[0][c]=c&b[0][d]=d&b[1][e]=e&b[1][f]=f"
uri.query_va...
What is uint_fast32_t and why should it be used instead of the regular int and uint32_t?
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answered Dec 14 '11 at 7:20
Yakov GalkaYakov Galka
55.5k1313 gold badges114114 silver badges176176 bronze badges
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Find index of a value in an array
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answered Nov 20 '09 at 14:12
sidney.andrewssidney.andrews
4,79633 gold badges2020 silver badges2727 bronze badges
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Google Maps JS API v3 - Simple Multiple Marker Example
...;/script>
</head>
<body>
<div id="map" style="width: 500px; height: 400px;"></div>
<script type="text/javascript">
var locations = [
['Bondi Beach', -33.890542, 151.274856, 4],
['Coogee Beach', -33.923036, 151.259052, 5],
['Cronulla Beach'...
Sort Go map values by keys
...as input
m := make(map[int]string)
m[1] = "a"
m[2] = "c"
m[0] = "b"
// To store the keys in slice in sorted order
keys := make([]int, len(m))
i := 0
for k := range m {
keys[i] = k
i++
}
sort.Ints(keys)
// To perform the opertion you want
...
Check if table exists without using “select from”
...
330
If you want to be correct, use INFORMATION_SCHEMA.
SELECT *
FROM information_schema.tables
WHE...
How do I toggle an element's class in pure JavaScript?
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2014 answer: classList.toggle() is the standard and supported by most browsers.
Older browsers can use use classlist.js for classList.toggle():
var menu = document.querySelector('.menu') // Using a class instead, see note b...
How to uninstall the “Microsoft Advertising SDK” Visual Studio extension?
One of the extensions listed in Visual Studio (2012 for me) is the "Microsoft Advertising SDK for Windows 8.1". I like to uninstall extensions I don't need, but this one won't allow me. if I hover the (enabled!) button it says in a tooltip:
...
Bootstrap: align input with button
...repend and input-group-append classes (see https://getbootstrap.com/docs/4.0/components/input-group/#button-addons)
Group button on the left side (prepend)
<div class="input-group mb-3">
<div class="input-group-prepend">
<button class="btn btn-outline-secondary" type="button"&...
How do I detect “shift+enter” and generate a new line in Textarea?
...olution below is better I suggest using that:
https://stackoverflow.com/a/6015906/4031815
My solution
I think you can do something like this..
EDIT : Changed the code to work irrespective of the caret postion
First part of the code is to get the caret position.
Ref: How to get the caret co...