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How can I stop a running MySQL query?
I connect to mysql from my Linux shell. Every now and then I run a SELECT query that is too big. It prints and prints and I already know this is not what I meant. I would like to stop the query.
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How to delete projects in IntelliJ 12?
...n a file menu appears, you can right click the unwanted project folder and select Delete.
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Virtual/pure virtual explained
...es. What virtual does is to give you polymorphism, that is, the ability to select at run-time the most-derived override of a method.
Consider the following code:
#include <iostream>
using namespace std;
class Base {
public:
void NonVirtual() {
cout << "Base NonVirtual call...
Best way to check for nullable bool in a condition expression (if …)
...en you are trying to evaluate a nullable bool in linq.
For example:
array.Select(v => v.nullableBool ?? false)
(from v in array where v.nullableBool ?? false)
Is cleaner in my opinion as opposed to:
array.Select(v => v.nullableBool.HasValue ? v.nullableBool.Value : false)
(from v in array wh...
Cannot use identity column key generation with ( TABLE_PER_CLASS )
...refer using 'TABLE' id generation strategy as it triggers lots of queries (select, insert, and update) and maintains locks to generate unique values for primary key. So what would be an alternate solution to this If we have a kinda big Inheritance scenario? It will certainly impact the performance a...
Visual Studio retrieving an incorrect path to a project from somewhere
...Source Control menu or the workspace drop down in Source Control Explorer)
select edit for your workspace.
You should see, under working folders, a mapping for the source
control directory to the old/wrong project directory.
Select it and click remove.
Close VS and delete the suo file.
It still r...
Removing all empty elements from a hash / YAML?
...mplementation is not recursive. As a curiosity, they implemented it using #select instead of #delete_if for performance reasons. See here for the benchmark.
In case you want to backport it to your Rails 3 app:
# config/initializers/rails4_backports.rb
class Hash
# as implemented in Rails 4
# ...
“File not found” when running new LibGDX project
...s using Android Studio or IntelliJ IDEA, you need to follow these steps:
Select Run -> Edit Configurations from the menu
In the "Working Directory:" text box, append "/android/assets" to the path.
Note that if you execute tasks with gradle, this is not an issue. The gradle.build files are con...
if checkbox is checked, do this
...heckbox').click(function(){
var chk = $(this);
$('p').toggleClass('selected', chk.attr('checked'));
})
in this way your code it's cleaner because you don't have to specify all css properties (let's say you want to add a border, a text style or other...) but you just switch a class
...
jQuery Click fires twice when clicking on label
... This worked for me as i still wanted the radio button to be selected. I just didn't want the event handler do to everything twice.
– chovy
Dec 14 '13 at 1:50
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