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Is there a way to check if a file is in use?
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answered Jun 2 '09 at 1:20
ChrisWChrisW
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The quest for the Excel custom function tooltip
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40
+25
I've post...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...key"]
[Edit 2]
The new ObjC literals were discussed in multiple WWDC 2012 sessions. I intentionally didn't remove the the filenames and the time of each slide so you can find them for yourself if you feel like. They are essentially the same thing as stated in this post, but there are also a fe...
How to configure an existing git repo to be shared by a UNIX group
...Boyd Smith
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answered Jul 13 '10 at 23:34
David UnderhillDavid Underhill
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Twitter Bootstrap - how to center elements horizontally or vertically
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Update: while this answer was likely correct back in early 2013, it should not be used anymore. The proper solution uses offsets.
As for other users suggestion there are also native bootstrap classes available like:
class="text-center"
class="pagination-centered"
thanks to @Henn...
When exactly is it leak safe to use (anonymous) inner classes?
...class LeakFactory
{//Just so that we have some data to leak
int myID = 0;
// Necessary because our Leak class is an Inner class
public Leak createLeak()
{
return new Leak();
}
// Mass Manufactured Leak class
public class Leak
{//Again for a little data.
int si...
Difference between this and self in JavaScript
...ll({}); // true false false
You can find window.self defined in the W3C 2006 working draft for the Window Object here.
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What's the best way of structuring data on firebase?
...No biggie if none of those things number in thousands. But a big deal for 10k users with upwards of 5k messages each.
So now the optimal strategy for a hierarchical, real-time structure becomes more obvious:
/user_meta/uid/email
/messages/uid/...
/widgets/uid/...
An additional tool which is extr...
Test if remote TCP port is open from a shell script
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460
As pointed by B. Rhodes, nc (netcat) will do the job. A more compact way to use it:
nc -z <ho...
How to keep one variable constant with other one changing with row in excel
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Use this form:
=(B0+4)/$A$0
The $ tells excel not to adjust that address while pasting the formula into new cells.
Since you are dragging across rows, you really only need to freeze the row part:
=(B0+4)/A$0
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