大约有 47,000 项符合查询结果（耗时：0.0313秒） [XML]
How to find out the number of CPUs using python
... return res
except (AttributeError, ValueError):
pass
# Windows
try:
res = int(os.environ['NUMBER_OF_PROCESSORS'])
if res > 0:
return res
except (KeyError, ValueError):
pass
# jython
try:
from java.lang import Runtim...
Code coverage with Mocha
...
I had trouble getting this command to run on windows, but by specifying the full path to the mocha bin I was able to get it to work. istanbul.cmd cover C:\Users\{UserName}\AppData\Roaming\npm\node_modules\mocha\bin\_mocha
– Jason Jarrett
...
How do I replace text in a selection?
...
on Windows OS it's Ctrl+H or menu Find > Replace... , seems to be the same as for Linux (see @cbliard 's comment)
– Adrien Be
Jun 17 '14 at 12:36
...
Generate random string/characters in JavaScript
...
function generateId (len) {
var arr = new Uint8Array((len || 40) / 2)
window.crypto.getRandomValues(arr)
return Array.from(arr, dec2hex).join('')
}
console.log(generateId())
// "82defcf324571e70b0521d79cce2bf3fffccd69"
console.log(generateId(20))
// "c1a050a4cd1556948d41"
For more in...
What is a Windows Handle?
What is a "Handle" when discussing resources in Windows? How do they work?
7 Answers
...
Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
Programmatically get height of navigation bar
...n bar exist)
*/
var topbarHeight: CGFloat {
return (view.window?.windowScene?.statusBarManager?.statusBarFrame.height ?? 0.0) +
(self.navigationController?.navigationBar.frame.height ?? 0.0)
}
}
...
Using the Swift if let with logical AND operator &&
... the statement above, the syntax would then be:
if let tabBarController = window!.rootViewController as? UITabBarController where tabBarController.viewControllers.count > 0 {
println("do stuff")
}
This uses the where clause.
Another example, this time casting AnyObject to Int, unwrap...
How to make exe files from a node.js app?
...aven't used any of them but in theory they should work:
Iexpress (native windows tool)
Quick Batch File Compiler (commercial)
BoxedApp Packer
"Advanced" Batch To EXE Converter" (freeware)
Most will require you to keep the batch file as main executable, and then bundle node.exe and your scripts.
...
How do I make JavaScript beep?
...beep with the new Audio API.
var beep = (function () {
var ctxClass = window.audioContext ||window.AudioContext || window.AudioContext || window.webkitAudioContext
var ctx = new ctxClass();
return function (duration, type, finishedCallback) {
duration = +duration;
// O...