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Reload the path in PowerShell
...are installing chocolatey itself and other apps via chocolatey on the same script which modifies the PATH variable, the refreshenv won't work. The refreshenv only works on subseqent shells opened.
– Frank Fu
Aug 2 '18 at 1:47
...
Once upon a time, when > was faster than < … Wait, what?
... Funny how much rep you can get for an answer that is correct to the title but has very little to do with the actual question.
– Joshua
Sep 8 '11 at 1:12
7
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What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
...othing, meaning that you can't redirect the output, e.g., to a file.
---- script a.ps1 ----
write-host "hello"
Now run in PowerShell:
PS> .\a.ps1 > someFile.txt
hello
PS> type someFile.txt
PS>
As seen, you can't redirect them into a file. This maybe surprising for someone who are n...
Strangest language feature
...
In JavaScript, the following construct
return
{
id : 1234,
title : 'Tony the Pony'
};
returns undefined is a syntax error due to the sneaky implicit semicolon insertion on the newline after return. The following works as you would expect though:
return {
id : 1234,
title :...
Detect permission of camera in iOS
... - Alert
let cameraUnavailableAlertController = UIAlertController (title: "Camera Unavailable", message: "Please check to see if it is disconnected or in use by another application", preferredStyle: .Alert)
let settingsAction = UIAlertAction(title: "Settings", style: .Destructive) { (_) -&g...
No module named setuptools
...y installed pip setuptools
Cleaning up...
Sample usage:
>c:\Python33\Scripts\pip.exe install pymysql
Downloading/unpacking pymysql
Installing collected packages: pymysql
Successfully installed pymysql
Cleaning up...
In your case it would be this (it appears that pip caches independent of Pyt...
Get all attributes of an element using jQuery
...
A debugging script (jquery solution based on the answer above by hashchange)
function getAttributes ( $node ) {
$.each( $node[0].attributes, function ( index, attribute ) {
console.log(attribute.name+':'+attribute.value);
...
Can git operate in “silent mode”?
...ks, though. And then you can just do "quiet_git push" etc. later on in the script.
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Why not abstract fields?
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Reading your title, I thought you were referring to abstract instance members; and I couldn't see much use for them. But abstract static members is another matter entirely.
I have often wished that I could declare a method like the fol...
Is there an easy way to return a string repeated X number of times?
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This is a very useful trick of C#, but the title of the question is asking about a string (not a char). The other answers below this one are actually answering the question, but are rated much lower. I'm not trying to disrespect Ahmad's answer, but I think either ...