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How to recover stashed uncommitted changes
... add (and/or remove) stuff as needed
git commit # save first set of changes
Now you're on a "clean" starting point. Or maybe it goes more like this:
git status # see if there's anything you need to commit
# status says "nothing to commit"
git ...
How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller
... Interesting thing to note, if you simply join without the fetch, the set will be returned with initialized = false; therefore still issuing a second query once the set is accessed. fetch is key to making sure the relationship is completely loaded and avoiding the second query.
...
How to grant remote access to MySQL for a whole subnet?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
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else {
createEditor();
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Python argparse: Make at least one argument required
...llow --process OR --upload, not XOR. This prevents both options from being set at the same time.
– phihag
Jul 17 '11 at 9:54
...
How to parse a string to an int in C++?
...nts than that, one of them being a point to size_t that's, if not null, is set to the first unconverted character
– Zharf
Oct 13 '12 at 10:36
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How to show the “Are you sure you want to navigate away from this page?” when changes committed?
... now only display generic messages. Since we no longer have to worry about setting the message, it is as simple as:
// Enable navigation prompt
window.onbeforeunload = function() {
return true;
};
// Remove navigation prompt
window.onbeforeunload = null;
Read below for legacy browser support....
How to avoid having class data shared among instances?
...ass which has an attribute temp which is a string
An __init__ method which sets self.x
A change method sets self.temp
Pretty straight forward so far yeah? Now let's start playing around with this class. Let's initialize this class first:
a = A('Tesseract')
Now do the following:
>>> ...
Python: How do I make a subclass from a superclass?
...cally with a function type():
SubClass = type('SubClass', (BaseClass,), {'set_x': set_x}) # Methods can be set, including __init__()
You usually want to use this method when working with metaclasses. When you want to do some lower level automations, that alters way how python creates class. Most...
Best way to test SQL queries [closed]
...k DbUnit, so you may try writing unit tests for your programs with a fixed set of data. That way you should be able to write queries with more or less predictable results.
The other thing you might want to do is profile your SQL Server execution stack and find out if all the queries are indeed the ...
Android Hello-World compile error: Intellij cannot find aapt
I'm trying to get set up with an Android development environment using IntelliJ in Ubuntu 12.04. I create an Android Application Module, but when I try to build, I get the following error:
...