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How to select a single field for all documents in a MongoDB collection?
...n my MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
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What happens to my apps after my developer account membership expires? [closed]
When my paid developer membership runs out with Apple, what happens to my existing apps on the app store?
5 Answers
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Shortest distance between a point and a line segment
...basic function to find the shortest distance between a point and a line segment. Feel free to write the solution in any language you want; I can translate it into what I'm using (Javascript).
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Team Build Error: The Path … is already mapped to workspace
...YourWorkspaceFolder>tf workspace /delete /server:BUILDSERVER WORKSPACENAME;OWNERNAME
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What does the CSS rule “clear: both” do?
...ar: both; is required or what it does...
Generally designers float the elements, left or to the right, which creates an empty space on the other side which allows other elements to take up the remaining space.
Why do they float elements?
Elements are floated when the designer needs 2 block level ...
Running code in main thread from another thread
In an android service I have created thread(s) for doing some background task.
16 Answers
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How do I tell Gradle to use specific JDK version?
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Two ways
In gradle.properties in the .gradle directory in your HOME_DIRECTORY set org.gradle.java.home=/path_to_jdk_directory
or:
In your build.gradle
compileJava.options.fork = true
compileJava.options.forkOptions.executable = '/path_to_javac'
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Create an instance of a class from a string
...here a way to create an instance of a class based on the fact I know the name of the class at runtime. Basically I would have the name of the class in a string.
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Changing API level Android Studio
...sion 21
targetSdkVersion 28
versionCode 1
versionName "1.0"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
dependencies {
androidTestCompile '...
Debug code-first Entity Framework migration codes
I'm using Entity Framework code first in my website and I'm just wondering if there is any way to debug the migration codes. You know, like setting breakpoints and stuff like this.
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