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Xcode 4 - slow performance

...workspace file it helps speed it up. First, make sure Xcode isn't open. Now find your project file. Right-click on it, and select Show Package Contents. Next, delete project.xcworkspace. Open Xcode and enjoy faster performance! Thanks to: http://meachware.blogspot.com/2011/06/speed-up-...
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.NET 4.0 has a new GAC, why?

%windir%\Microsoft.NET\assembly\ is the new GAC . Does it mean now we have to manage two GACs, one for .NET 2.0-3.5 applications and the other for .NET 4.0 applications? ...
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How do you use “git --bare init” repository?

... useful if you want to know difference between bare and non-bare repos stackoverflow.com/questions/7861184/… – Guille Acosta Mar 7 '16 at 14:52 ...
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How to convert floats to human-readable fractions?

...t;(double)0x7FFFFFFF) break; // AF: representation failure } /* now remaining x is between 0 and 1/ai */ /* approx as either 0 or 1/m where m is max that will fit in maxden */ /* first try zero */ printf("%ld/%ld, error = %e\n", m[0][0], m[1][0], startx - ((double) ...
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What is a Y-combinator? [closed]

... concept from the “functional” side of things. Most programmers don't know much at all about combinators, if they've even heard about them. ...
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How do I install from a local cache with pip?

... downloaded and added to the PIP_DOWNLOAD_CACHE directory. For instance, I now have quite a few Django packages. This doesn't remove the need for network access, as stated in the pip news, so it's not the answer for creating new virtualenvs on the airplane, but it's still great. ...
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In the shell, what does “ 2>&1 ” mean?

...file Mon Jan 7 13:18:21 CET 2013 The file is overwritten each time, well now: $ set -o noclobber $ date > $testfile ; cat $testfile bash: /tmp/testNoClobberDate-WW1xi9: cannot overwrite existing file Mon Jan 7 13:18:21 CET 2013 $ date > $testfile ; cat $testfile bash: /tmp/testNoClobberDa...
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How to add hours to current time in python

... from datetime import datetime, timedelta nine_hours_from_now = datetime.now() + timedelta(hours=9) #datetime.datetime(2012, 12, 3, 23, 24, 31, 774118) And then use string formatting to get the relevant pieces: >>> '{:%H:%M:%S}'.format(nine_hours_from_now) '23:24:31' I...
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Are there legitimate uses for JavaScript's “with” statement?

...e feature, and had never given much thought to how it might cause trouble. Now, I'm curious as to how I might make effective use of with , while avoiding its pitfalls. ...
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JavaScript closures vs. anonymous functions

...ree variable. That free variable is called an upvalue of the closure F. Now let's use this to figure out who uses closures and who doesn't (for the sake of explanation I have named the functions): Case 1: Your Friend's Program for (var i = 0; i < 10; i++) { (function f() { var i2...