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How do you delete all text above a certain line
...hing from your current line to the top of the file.
d is the deletion command, and gg is a movement command that says go to the top of the file, so when used together, it means delete from my current position to the top of the file.
Also
dG
will delete all lines at or below the current one
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How to add multiple objects to ManyToMany relationship at once in Django ?
...mber of arguments, not a list of them.
add(obj1, obj2, obj3, ...)
To expand that list into arguments, use *
add(*[obj1, obj2, obj3])
Addendum:
Django does not call obj.save() for each item but uses bulk_create(), instead.
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What is LDAP used for?
I know that LDAP is used to provide some information and to help facilitate authorization.
16 Answers
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Should I put the Google Analytics JS in the or at the end of ?
Google gives me a piece of javascript and tells me to include it in the <head> .
7 Answers
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Tar archiving that takes input from a list of files
...lude flag allows this. Assuming your comment lines start with a '#', a command such as the following would ignore / exclude any attempted file operations on lines containing cmments, i.e. your command can look like this: tar -cvf allfiles.tar --exclude='^#' -T mylist.txt. Tar reports an error, but w...
How to get all properties values of a JavaScript Object (without knowing the keys)?
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If you're reading this answer and you might be possibly dealing with strings, you should definitely punch javascript in the face.
– user1228
Jan 28 '16 at 14:35
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Software keyboard resizes background image on Android
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Ok I fixed it by using
android:windowSoftInputMode="stateVisible|adjustPan"
entry inside <Activity > tag in manifest file. I think it was caused by having ScrollView inside the Activity.
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Unique ways to use the Null Coalescing operator [closed]
I know the standard way of using the Null coalescing operator in C# is to set default values.
16 Answers
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How to remove all subviews of a view in Swift?
... I noticed that as well! I'll update the post once Xcode comes out of beta and the problem still persists.
– Bseaborn
Sep 1 '15 at 13:02
8
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How to stop EditText from gaining focus at Activity startup in Android
I have an Activity in Android, with two elements:
52 Answers
52
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