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Remove unused imports in Android Studio
I recently started Android Studio IDE to make my android apps. I find shortkey to remove unused import in Android Studio is not working ( Ctrl + Shift + O )
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How to have the cp command create any necessary folders for copying a file to a destination [duplica
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To expand upon Christian's answer, the only reliable way to do this would be to combine mkdir and cp:
mkdir -p /foo/bar && cp myfile "$_"
As an aside, when you only need to create a single directory in an existing hierar...
How to add a TextView to LinearLayout in Android
...xml:-
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:id="@+id/info"
android:layout_height="wrap_content"
android:orientation="vertical">
</LinearLayout>
this is Stackove...
Java Enum Methods - return opposite direction enum
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how do you use it, though? and what is this technique called?
– Thufir
Jul 7 '14 at 6:46
1
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Count all occurrences of a string in lots of files with grep
... doesn't work if you want to search in subdirectories too, whereas grep -o and wc -l does. cat is quicker in cases like the original question though.
– Leagsaidh Gordon
Jan 3 '13 at 15:37
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Is it possible to start activity through adb shell? [duplicate]
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Launch adb shell and enter the command as follows
am start -n yourpackagename/.activityname
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Set value to null in WPF binding
...le:
<TextBox Text="{Binding Price, TargetNullValue=''}"/>
Which stands for (thanks Gregor for your comment):
<TextBox Text="{Binding Price, TargetNullValue={x:Static sys:String.Empty}}"/>
sys is the imported xml namespace for System in mscorlib:
xmlns:sys="clr-namespace:System;ass...
C++ Exceptions questions on rethrow of original exception
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This question is rather old and has an answer appropriate to the time it was asked.
However, I just want to add a note on how to do proper exception handling since C++11 and I believe this corresponds very well to what you were trying to achieve with yo...
Chrome Extension Message passing: response not sent
I am trying to pass messages between content script and the extension
3 Answers
3
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How to listen for changes to a MongoDB collection?
... to the data. Replicas Sets function by listening to changes on this oplog and then applying the changes locally.
Does this sound familiar?
I cannot detail the whole process here, it is several pages of documentation, but the tools you need are available.
First some write-ups on the oplog
- Bri...