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How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
...ar controls = control.Controls.Cast<Control>();
return controls.SelectMany(ctrl => GetAll(ctrl,type))
.Concat(controls)
.Where(c => c.GetType() == type);
}
To test it in the form load event I wanted a count of all control...
MySQL ON DUPLICATE KEY - last insert id?
...LAST_INSERT_ID(3000)) ON DUPLICATE KEY UPDATE id = LAST_INSERT_ID(id + 1);
SELECT LAST_INSERT_ID();
If the prefix exists, it will increment it and populate last_insert_id.
If the prefix does not exist, it will insert the prefix with the value 3000 and populate last_insert_id with 3000.
...
Print only?
...I was able to solve this by using some additional display:none styling for selected items but perhaps a more general solution is achievable by some combination of also forcing heights, overflow:none and absolute positioning for all divs or something.
– Malcolm MacLeod
...
Delete fork dependency of a GitHub repository
...om the github UI, then remove the original forked one:
Sign in to github
Select the + sign in the top right corner, and Import repository.
Import your forked repository. The new repository won't have the fork dependency.
Delete the original, forked repository in the repository settings.
...
How do I escape a percentage sign in T-SQL?
... '!' (or your character of choice) to the end of the query.
For example:
SELECT *
FROM prices
WHERE discount LIKE '%80!% off%'
ESCAPE '!'
This will make the database treat 80% as an actual part of the string to search for and not 80(wildcard).
MSDN Docs for LIKE
...
How do I add a class to a given element?
...').addClass('wait');
Removing the class
Performance
Using jQuery selectively is the best method for removing a class if your concerned with performance
var a = document.body, c = ' classname';
$(a).removeClass(c);
Without jQuery it's 32% slower
var a = document.body, c = ' classnam...
Extract value of attribute node via XPath
...ou ignore the Parent node altogether and use:
//child/@name
you can select name attribute of all child nodes in one go.
name="Child_2"
name="Child_4"
name="Child_1"
name="Child_3"
name="Child_1"
name="Child_2"
name="Child_4"
name="Child_3"
...
Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6
... after each dequeue ! But this also is not ideal solution because multiple selection do not work as it should visually...
– Renetik
Jan 2 '15 at 14:25
...
How can I override Bootstrap CSS styles?
...yles in the future. That leaves us with CSS priorities.
Basically, every selector has its own numerical 'weight':
100 points for IDs
10 points for classes and pseudo-classes
1 point for tag selectors and pseudo-elements
Note: If the element has inline styling that automatically wins (1000 points...
I do not want to inherit the child opacity from the parent in CSS
...ame, but defined exclusively (e.g. to overwrite the user agent styles of a select dropdown):
.parent {
background-color: rgba(0,0,0,0.5);
}
.child {
background-color: rgba(128,128,128,0);
}
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