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Bash script prints “Command Not Found” on empty lines
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Make sure your first line is:
#!/bin/bash
Enter your path to bash if it is not /bin/bash
Try running:
dos2unix script.sh
That wil convert line endings, etc from Windows to unix format. i.e. it strips \r (CR) from line endings to change them from \r\n (CR+LF) to \n (LF).
More details...
How can I set the default value for an HTML element?
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If you're using Angular, note that ng-model overrides the the default selected value (even as undefined if you did not set the bound object). Took me a while to figure that was why the selected="selected" option was not selec...
How to disable Django's CSRF validation?
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If you just need some views not to use CSRF, you can use @csrf_exempt:
from django.views.decorators.csrf import csrf_exempt
@csrf_exempt
def my_view(request):
return HttpResponse('Hello world')
You can find more examp...
Is it possible to declare a variable in Gradle usable in Java?
...me, thanks. Something that I have discovered is well is that you could specify alternate directories for the debug and release builds. In <project>/src/, if you create the file debug/res/values/strings.xml and another file release/res/values/strings.xml, you could set resources for the debug ...
How to replace local branch with remote branch entirely in Git?
...replace whichever branch your currently on with the contents of master. So if you're on e.g. a feature-branch, it will replace all its commits with master, so make sure you've checked out the branch you're replacing first.
– Zoltán
Jul 15 '16 at 8:29
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“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
I'm trying learn Python (3 to be more specific) and I'm getting this error:
3 Answers
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How can I know which radio button is selected via jQuery?
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If your form has multiple sets of radio buttons this will only get the value of the first set, I think.
– Brad
May 21 '12 at 19:50
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How do you make a deep copy of an object?
It's a bit difficult to implement a deep object copy function. What steps you take to ensure the original object and the cloned one share no reference?
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How do I check for last loop iteration in Django template?
I have a basic question, in the Django template language how can you tell if you are at the last loop iteration in a for loop?
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Get the current URL with JavaScript?
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-1: If you have a frame, image, or form with name="URL" then this property will be shadowed on the document object and your code will break. In that case, document.URL will refer to the DOM node instead. Better to use properties ...