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How to truncate string using SQL server
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This SO question is now the easiest way to find the answer to how to truncate a string in tsql. If this person hadn't asked it, then I'd be trawling through some MSDN article and hating my life right now...
– DMac the Dest...
How to create local notifications?
...alloc] init];
notification.fireDate = [NSDate dateWithTimeIntervalSinceNow:7];
notification.alertBody = @"This is local notification!";
notification.timeZone = [NSTimeZone defaultTimeZone];
notification.soundName = UILocalNotificationDefaultSoundName;
notification.applicationIcon...
Signal handling with multiple threads in Linux
...al is received? Let's say I wrote a custom signal handler for SIGUSR1, and now I'm sending that signal to the process. The root thread will get that signal. Maybe it's in the middle of some function at that moment. What is going to happen?
– user500944
Jul 26 '...
In PHP, what is a closure and why does it use the “use” identifier?
... So it's ONLY used for closures? Thanks for you explanation, I did not know the difference between anonymous function and a closure
– SeanDowney
Jun 30 '09 at 19:01
140
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What's the difference between String(value) vs value.toString()
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String(o);
} catch (e) {
alert(e); // TypeError
}
If you want to know more about this mechanism I would recommend looking at the ToPrimitive and the ToString internal operations.
I also recommend reading this article:
Object-to-Primitive Conversions in JavaScript
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How to convert .pfx file to keystore with private key?
...n't let you do it. I remember that 8 years ago I'd have to run openssl but now with keytool in the Oracle JDK 6 and 7, it works like a charm, just like Justin said.
– David Brossard
May 2 '13 at 16:09
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HTML minification? [closed]
...kind of hard to automate the process and definitely required some skills. Knowing that a lot of high level sites even right now are not using gzip (which is trivial), it is understandable that people were reluctant in minifying html.
So why were people minifying js, but not html? When you minify JS...
Is there a CSS selector for the first direct child only?
...erited by that div's children divs:
div.section > div { color: red }
Now, both that div and its children will be red. You need to cancel out whatever you set on the parent if you don't want it to inherit:
div.section > div { color: red }
div.section > div div { color: black }
Now only...
getSupportActionBar from inside of Fragment ActionBarCompat
...n a v7 ActionBar that I would cast to if I needed the extra functionality. Now my Fragments have to be aware of what type of Activity they are hosted in.
– Paul
Aug 19 '13 at 18:48
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How do I remove the old history from a git repository?
...nreachable ; Will show you the list of what will be deleted
git gc --prune=now ; Will actually delete your data
How to remove all git local tags?
Ps: Older versions of git didn't support clone/push/pull from/to shallow repos.
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