大约有 35,436 项符合查询结果（耗时：0.0421秒） [XML]
Show a number to two decimal places
...):
return number_format((float)$number, 2, '.', '');
Example:
$foo = "105";
echo number_format((float)$foo, 2, '.', ''); // Outputs -> 105.00
This function returns a string.
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improv...
java: (String[])List.toArray() gives ClassCastException
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10
This is the correct solution, but not the correct explanation. You can't cast Object[] to Double[] because it's a language feature, nothing ...
Using new line(\n) in string and rendering the same in HTML
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edited Oct 4 '16 at 0:35
Felix Kling
666k151151 gold badges969969 silver badges10321032 bronze badges
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Get Unix Epoch Time in Swift
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You can simply use NSDate's timeIntervalSince1970 function.
let timeInterval = NSDate().timeIntervalSince1970
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foll...
Is bool a native C type?
...ught that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
11 Answers
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Check OS version in Swift?
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405
For iOS, try:
var systemVersion = UIDevice.current.systemVersion
For OS X, try:
var sy...
Enable access control on simple HTTP server
...stHandler, HTTPServer, port=int(sys.argv[1]) if len(sys.argv) > 1 else 8000)
Python 2 solution
Python 2 uses SimpleHTTPServer.SimpleHTTPRequestHandler and the BaseHTTPServer module to run the server.
#!/usr/bin/env python2
from SimpleHTTPServer import SimpleHTTPRequestHandler
import BaseHTTPS...
ASP.NET Repeater bind List
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edited May 11 '17 at 0:48
Matthew Lock
10.6k1010 gold badges8080 silver badges119119 bronze badges
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Turn off iPhone/Safari input element rounding
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670
On iOS 5 and later:
input {
border-radius: 0;
}
input[type="search"] {
-webkit-appearanc...
How to loop through array in jQuery?
...ach, isn't in it though.)
Four options:
Generic loop:
var i;
for (i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
or in ES2015+:
for (let i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
Advantages: Straight-forward, no dependency on jQu...