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Techniques for Tracing Constraints

... and GHC complains could not deduce x ~ y for some x and y . You can usually throw GHC a bone and simply add the isomorphism to the function constraints, but this is a bad idea for several reasons: ...
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Lock-free multi-threading is for real threading experts

... the time is that you do not have dedicated locks - instead you treat e.g. all elements in an array or all nodes in a linked list as a "spin-lock". You read, modify and try to update if there was no update since your last read. If there was, you retry. This makes your "locking" (oh, sorry, non-locki...
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How to intercept click on link in UITextView?

...View shouldInteractWithURL:(NSURL *)URL inRange:(NSRange)characterRange *NS_DEPRECATED_IOS(7_0, 10_0, "Use textView:shouldInteractWithURL:inRange:forInteractionType: instead");* to intercept the clicks to links. And this is the best way to do it. For ios6 and earlier a nice way to do this is to b...
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Select N random elements from a List in C#

... time you get to the end you will have your 5 items, and often you'll have all of them before that. share | improve this answer | follow | ...
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In Android EditText, how to force writing uppercase?

... Android actually has a built-in InputFilter just for this! edittext.setFilters(new InputFilter[] {new InputFilter.AllCaps()}); Be careful, setFilters will reset all other attributes which were set via XML (i.e. maxLines, inputType,ime...
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date format yyyy-MM-ddTHH:mm:ssZ

...1123 (HTTP date, the "u" formatter) isn't meant to give time zone offsets. All times are intended to be GMT/UTC. share | improve this answer | follow | ...
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What's the Linq to SQL equivalent to TOP or LIMIT/OFFSET?

... Technically, the questioner asked for Linq to SQL, so VB is a viable assumption. That said, ALassek, i'm a c# guy myself and prefer your answer. :-) – David Alpert Oct 10 '08 at 16:51 ...
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RootViewController Switch Transition Animation

Is there any way to have a Transition/animation effect while replacing an existing viewcontroller as rootviewcontroller with a new one in the appDelegate? ...
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How do I update Ruby Gems from behind a Proxy (ISA-NTLM)

The firewall I'm behind is running Microsoft ISA server in NTLM-only mode. Hash anyone have success getting their Ruby gems to install/update via Ruby SSPI gem or other method? ...
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How to change the URI (URL) for a remote Git repository?

... for your new origin location with: git branch -u origin/master. This will allow you to just git push instead of having to git push origin master every time. – kelorek Aug 13 '13 at 18:06 ...