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How to create and handle composite primary key in JPA
...ask is to use @IdClass annotation, and place both your id in that IdClass. Now you can use normal @Id annotation on both the attributes
@Entity
@IdClass(MyKey.class)
public class YourEntity {
@Id
private int id;
@Id
private int version;
}
public class MyKey implements Serializable ...
Run a single Maven plugin execution?
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This answer is now outdated with current versions of Maven. See the answer provided by @Joe
– Noremac
Sep 2 '15 at 15:51
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Git rebase fails, 'Your local changes to the following files would be overwritten by merge'. No loca
...eam changes pulled into master since the bugfix branch was created, and it now refuses to rebase.
2 Answers
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How to record webcam and audio using webRTC and a server-based Peer connection
....css">
<h1> MediaRecorder API example</h1>
<p>For now it is supported only in Firefox(v25+) and Chrome(v47+)</p>
<div id='gUMArea'>
<div>
Record:
<input type="radio" name="media" value="video" checked id='mediaVideo'>Video
<input...
Android How to adjust layout in Full Screen Mode when softkeyboard is visible
...
private void possiblyResizeChildOfContent() {
int usableHeightNow = computeUsableHeight();
if (usableHeightNow != usableHeightPrevious) {
int usableHeightSansKeyboard = mChildOfContent.getRootView().getHeight();
int heightDifference = usableHeightSansKeyb...
How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
...is two classes. My main Activity and the one that extends the AsyncTask , Now in my main Activity I need to get the result from the OnPostExecute() in the AsyncTask . How can I pass or get the result to my main Activity?
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Convert NSNumber to int in Objective-C
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Implicit conversion is now disallowed with ARC.
– Alexander
Nov 21 '17 at 12:52
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How to pass command line arguments to a rake task
...3"}
NOTE: variable task is the task object, not very helpful unless you know/care about Rake internals.
RAILS NOTE:
If running the task from Rails, it's best to preload the environment by adding => [:environment] which is a way to setup dependent tasks.
task :work, [:option, :foo, :bar] =&...
A regex to match a substring that isn't followed by a certain other substring
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Yes. I can use what I have now, but it would be easier if I could just match bot but not botters. I'm very sorry. I'm inexperienced with regexes, and I'm afraid I'm slowly figuring out what I want myself. :p
– Rayne
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EOL conversion in notepad ++
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I know about the conversion in the edit menu, and the settings you mentioned are only for new documents. I want to automatically make the conversion for every file I open (or every file I save)
– Jeff
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