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Function return value in PowerShell
...the object immediately preceding it. Here is a real simple example.
class test_class {
[int]return_what() {
Write-Output "Hello, World!"
return 808979
}
}
$tc = New-Object -TypeName test_class
$tc.return_what()
If this was a function the expected output would be
Hello Wo...
How to enable PHP short tags?
...
We have a PHP coding test and occasionally receive submissions where the <?= short tag has been used. Unfortunately the assumption that this style is in use everywhere is a little naive and often comes from developers brought up on a diet of A...
Check for current Node Version
... "start" : "npm run check-version && npm run start-server",
"test": "npm run check-version && echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC",
"dependencies": {
"bluebird": "^3.5.1",
"express": "^4.16.3",
"good-guy-http...
How can I display an RTSP video stream in a web page?
...D1C159921"
codebase="http://downloads.videolan.org/pub/videolan/vlc/latest/win32/axvlc.cab"
width="640" height="480" id="vlc" events="True">
<param name="Src" value="rtsp://cameraipaddress" />
<param name="ShowDisplay" value="True" />
<param name="AutoLoop" value...
Hidden Features of JavaScript? [closed]
...
Also, be careful: the in operator also tests the prototype chain! If someone has put a property called '5' on the Object.prototype, the second example would return true even if you called '5 in list(1, 2, 3, 4)'... You'd better use the hasOwnProperty method: list...
Disable browser 'Save Password' functionality
...ete="off" readonly
onfocus="this.removeAttribute('readonly');" >
Tested on the latest versions of the major browsers i.e. Google Chrome, Mozilla Firefox, Microsoft Edge, etc. and works like a charm. Hope this helps.
...
Task vs Thread differences [duplicate]
...
@FaizanMubasher unfortunately no, but I have run some tests (with production programs) and I cannot detect any negative effects changing from threads to tasks.
– xfx
Sep 6 '18 at 15:31
...
How can I pretty-print JSON using node.js?
...your filesystem with fs. Example:
var fs = require('fs');
fs.writeFile('test.json', JSON.stringify({ a:1, b:2, c:3 }, null, 4));
/* test.json:
{
"a": 1,
"b": 2,
"c": 3,
}
*/
See the JSON.stringify() docs at MDN, Node fs docs
...
How to access parent Iframe from JavaScript
...imply a matter of iterating through the parent window's frames[] array and testing each frame's contentWindow against the window in which your code is running. Example:
var arrFrames = parent.document.getElementsByTagName("IFRAME");
for (var i = 0; i < arrFrames.length; i++) {
if (arrFrames[i]...
Why does python use 'else' after for and while loops?
... method is to create a flag or store variable that will let me do a second test to see how the loop was exited.
For example assume that I need to search through a list and process each item until a flag item is found and then stop processing. If the flag item is missing then an exception needs to b...