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When to use SELECT … FOR UPDATE?
... a DML query creates a copy of the record (in one or another way) and generally readers do not block writers and vice versa. For these databases, a SELECT FOR UPDATE would come handy: it would lock either SELECT or the DELETE query until another session commits, just as SQL Server does.
When sh...
Unnecessary curly braces in C++?
...it can also be handy to have resources (files, mutexes, whatever) automatically released as the scope exits, which can make things cleaner. This means you can hold on to some shared resource for a shorter duration than you would if you grabbed it at the start of the method.
...
What are the minimum margins most printers can handle?
... is only a safe bet on inkjets made for photo printing. Laser printers usually have a much larger margin. However, the question states that they're producing graphics, so optimizing for inkjets might be OK.
– Kevin Vermeer
Aug 19 '10 at 2:04
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How to make tinymce paste in plain text by default
...ad the answer from @Paulo Neves
The problem is that Paste plugin automatically resets plain text paste on every paste. So all we need to do - set it back. The following code should help.
tinyMCE.init({
...
oninit : "setPlainText",
plugins : "paste"
....
});
The definition of setPlainText
fun...
Is it possible to force ignore the :hover pseudoclass for iPhone/iPad users?
...lt;body class="yui3-skin-sam no-touch">
...
</body>
And have all CSS rules with ":hover" below ".no-touch":
.no-touch my:hover{
color: red;
}
Somewhere in the page, I have javascript to remove no-touch class from body.
if ('ontouchstart' in document) {
Y.one('body').removeCl...
Tool for comparing 2 binary files in Windows [closed]
...
vBinDiff is really a great tool. thanks
– mustafa
Nov 25 '11 at 17:21
4
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Mercurial for Beginners: The Definitive Practical Guide
...configure it to ignore files?
Ignore is configured in a normal text file called .hgignore in the root of your repository. Add it just like a normal file with:
hg add .hgignore
There are two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and rege...
Can I use CoffeeScript instead of JS for node.js?
...
To install coffee sudo npm install -g coffee-script
– Dmitry Polushkin
Nov 6 '13 at 12:44
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How to programmatically send SMS on the iPhone?
Does anybody know if it's possible, and how, to programmatically send a SMS from the iPhone , with the official SDK / Cocoa Touch?
...
What's the purpose of git-mv?
From what I understand, Git doesn't really need to track file rename/move/copy operations, so what's the real purpose
of git mv ? The man page isn't specially descriptive...
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