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How can I specify a branch/tag when adding a Git submodule?

... Pogrebnyak. $toplevel was introduced in git1.7.2 in May 2010: commit f030c96. it contains the absolute path of the top level directory (where .gitmodules is). dtmland adds in the comments: The foreach script will fail to checkout submodules that are not following a branch. However, this command ...
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Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?

...ting numbers between [1,2): worst relative error using powf(a, 6.f): 5.96e-08 worst relative error using (a*a*a)*(a*a*a): 2.94e-07 worst relative error using a*a*a*a*a*a: 2.58e-07 Using pow instead of a multiplication tree reduces the error bound by a factor of 4. Compilers should not (an...
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Have a fixed position div that needs to scroll if content overflows

... } This fork of your fiddle shows my fix: http://jsfiddle.net/strider820/84AsW/1/ share | improve this answer | follow | ...
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Java: int array initializes with nonzero elements

...havior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception: ...
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Trying to understand CMTime and CMTimeMake

...Peter is right. The following code makes the concept more clear: 1) Float64 seconds = 5; int32_t preferredTimeScale = 600; CMTime inTime = CMTimeMakeWithSeconds(seconds, preferredTimeScale); CMTimeShow(inTime); The above code gives: {3000/600 = 5.000} Which means a total duration of 5 seconds,...
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undefined reference to `WinMain@16'

... oɔɯǝɹ 6,58066 gold badges5252 silver badges6464 bronze badges answered Mar 10 '11 at 13:27 Cheers and hth. - AlfCheers and hth. - Alf ...
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Convert data.frame column format from character to factor

... 84 # To do it for all names df[] <- lapply( df, factor) # the "[]" keeps the dataframe structur...
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What are the differences between delegates and events?

...is not true. Here is an example: gist.github.com/Chiel92/36bb3a2d2ac7dd511b96 – Chiel ten Brinke Dec 17 '15 at 11:02 ...
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Disable developer mode extensions pop up in Chrome

...018, this approach works in Chrome Version 69.0.3497.100 (Official Build) (64-bit): Temporarily enable Developer mode in chrome://extensions Uninstall the extension that causes the popup using the Load unpacked. Click on Pack extension, and find and select the folder containing the extension files...
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When should we use mutex and when should we use semaphore

... 96 Here is how I remember when to use what - Semaphore: Use a semaphore when you (thread) want t...