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How to solve the “failed to lazily initialize a collection of role” Hibernate exception
... field mapping for comments to:
@OneToMany(fetch = FetchType.EAGER, mappedBy = "topic", cascade = CascadeType.ALL)
private Collection<Comment> comments = new LinkedHashSet<Comment>();
Collections are lazy-loaded by default, take a look at this if you want to know more.
...
How to set data attributes in HTML elements
... edited Oct 15 '15 at 20:53
Kirby
12.2k66 gold badges7575 silver badges9292 bronze badges
answered Sep 24 '14 at 17:25
...
How do I initialize an empty array in C#?
...rray<T>.Value;
}
// Useful in number of places that return an empty byte array to avoid
// unnecessary memory allocation.
internal static class EmptyArray<T>
{
public static readonly T[] Value = new T[0];
}
(code contract related code removed for clarity)
See also:
Array.Empty ...
Proper way to exit iPhone application?
...behaviour itself is prohibited in AppStore except a few apps that are made by very important 3rd-parties. Also, imitating home button behaviour is also subject to be rejected.
– eonil
Feb 3 '16 at 3:09
...
JavaScript - onClick to get the ID of the clicked button
...your html, like <button onClick="">
– Dave Jacoby
Jan 31 '19 at 17:24
if (this.id == "1") { ...
android EditText - finished typing event
...er has finished editing, s/he will press Done or Enter
((EditText)findViewById(R.id.youredittext)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (actionId == E...
Force browser to download image files on click
...Jul 8 '13 at 13:24
Richard Parnaby-KingRichard Parnaby-King
13.3k1010 gold badges6363 silver badges116116 bronze badges
...
Using Git, how could I search for a string across all branches?
...ook through all of the code publicly hosted on GitHub. You can also filter by:
the language: language:
the repository name (including the username): repo:
the file path: path:
share
|
improve ...
How do I concatenate two strings in C?
...ve. A string in C is just a pointer to an array of char that is terminated by the first null character. There is no string concatenation operator in C.
Use strcat to concatenate two strings. You could use the following function to do it:
#include <stdlib.h>
#include <string.h>
char* c...
Uploading images using Node.js, Express, and Mongoose
...ral form
// events such as "progress"
req.form.on('progress', function(bytesReceived, bytesExpected){
var percent = (bytesReceived / bytesExpected * 100) | 0;
process.stdout.write('Uploading: %' + percent + '\r');
});
});
app.listen(3000);
console.log('Express app started on port 3000...