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What are the file limits in Git (number and size)?
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Some operations might not seem to be day-to-day but if they are called frequently by the web front-end to GitLab/Stash/GitHub etc then they can become bottlenecks. (e.g. 'git branch --contains' seems terribly adversely affected by large numbers of branches.)
git-blame could be slo...
How to close tag properly?
...works fine" and "specified" and you will never find any HTML specification calling out the use of the closing slash on that tag. As others mentioned, it is allowed as to not break web sites originally written to use XHTML/XML but nowhere will you find any wording or examples stating its usage is nee...
Get all related Django model objects
...m surprised this workaround remained compatible with Django as long as it did.
– robbles
Mar 15 '17 at 17:53
4
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What is the best way to programmatically detect porn images? [closed]
...orm of spam these days. What if I wanted something like akismet to automatically detect porn images on a social networking site which allows users to upload their pics, avatars, etc?
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Difference between modes a, a+, w, w+, and r+ in built-in open function?
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I believe you mean the fopen call in the C standard library (which is not a system call)
– Eli Courtwright
Sep 23 '09 at 13:34
15
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How do I perform a Perl substitution on a string while keeping the original?
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This is the idiom I've always used to get a modified copy of a string without changing the original:
(my $newstring = $oldstring) =~ s/foo/bar/g;
In perl 5.14.0 or later, you can use the new /r non-destructive substitution modifier:
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Can Android do peer-to-peer ad-hoc networking?
Is it possible to set up Android in ad-hoc peer-to-peer wifi mode? For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
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Why should the “PIMPL” idiom be used? [duplicate]
...Impl::Purr(). This won't be visible to the public using your product.
Basically the idea is to hide as much as possible of the implementation from prying eyes.
This is most useful where you have a commercial product that is shipped as a series of libraries that are accessed via an API that the cust...
iOS app, programmatically get build version
...date];
CGRect screenRect = [[UIScreen mainScreen] bounds];
CGFloat screenWidth = screenRect.size.width - 65.0;
NSString *comments = NSLocalizedString(@"Please write your comments below:", nil);
NSString *build = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
NSString *ve...
Which is faster : if (bool) or if(int)?
...small (< 32-bit) integer arguments to 32-bit when pushing them onto the call stack. So to compare a bool, the compiler generates code to isolate the least significant byte of the 32-bit argument that g receives, and compares it with cmpb. In the first example, the int argument uses the full 32 bi...