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Format a Go string without printing?
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edited Feb 21 '19 at 12:07
ndequeker
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django: BooleanField, how to set the default value to true?
...rm), you can set a Field initial value ( https://docs.djangoproject.com/en/2.2/ref/forms/fields/#django.forms.Field.initial ) like
class MyForm(forms.Form):
my_field = forms.BooleanField(initial=True)
If you're using a ModelForm, you can set a default value on the model field ( https://docs.d...
Switch case with fallthrough?
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Use a vertical bar (|) for "or".
case "$C" in
"1")
do_this()
;;
"2" | "3")
do_what_you_are_supposed_to_do()
;;
*)
do_nothing()
;;
esac
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Authorize Attribute with Multiple Roles
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answered Jun 12 '14 at 10:39
MacGyverMacGyver
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R memory management / cannot allocate vector of size n Mb
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82
Consider whether you really need all this data explicitly, or can the matrix be sparse? There is...
Simple (non-secure) hash function for JavaScript? [duplicate]
...ng that, when passed a string as input, produces something similar to the 32 character hexadecimal string that's the typical output of MD5, SHA1, etc. It doesn't have to be cryptographically secure, just reasonably resistant to collisions. (My initial use case is URLs, but I'll probably want to us...
How do I subtract minutes from a date in javascript?
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205
Once you know this:
You can create a Date by calling the constructor with milliseconds since...
How to test an Internet connection with bash?
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Update just one gem with bundler
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362
Here you can find a good explanation on the difference between
Update both gem and dependencies...