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What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...t;
fetch = <refspec>
See git-config(1) for details.
Now if we add -u:
$ git push -u origin test
Branch test set up to track remote branch test from origin.
Everything up-to-date
$ git pull
Already up-to-date.
Note that tracking information has been set up so that git pull works as ex...
Xcode - ld: library not found for -lPods
... project uses CocoaPods be aware to always open the .xcworkspace file instead of the .xcodeproj file.
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How to add a right button to a UINavigationController?
I am trying to add a refresh button to the top bar of a navigation controller with no success.
21 Answers
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Is there a better way to iterate over two lists, getting one element from each list for each iterati
... Roberto BonvalletRoberto Bonvallet
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How to change line color in EditText
...ack support AppCompatEditText
Note: We need to use app:backgroundTint instead of android:backgroundTint
<android.support.v7.widget.AppCompatEditText
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="Underline color change"
app:backgroundTint="@col...
How can i take an UIImage and give it a black border?
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mclinmclin
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How to change or add theme to Android Studio?
... any other color.
I am not sure whether we can change the color/theme OR add more themes.
33 Answers
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How would you implement an LRU cache in Java?
...e SDK (learning by doing). Given that the cache will be used in a multithreaded environment, which datastructures would you use? I've already implemented one using LinkedHashMap and Collections#synchronizedMap , but I'm curious if any of the new concurrent collections would be better candidates.
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Create Generic method constraining T to an Enum
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shA.t
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answered Sep 17 '08 at 4:13
VivekVivek
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What's the function like sum() but for multiplication? product()?
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Update:
In Python 3.8, the prod function was added to the math module. See: math.prod().
Older info: Python 3.7 and prior
The function you're looking for would be called prod() or product() but Python doesn't have that function. So, you need to write your own (which i...