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How do I detect unsigned integer multiply overflow?
...verflow. These also work on types smaller than int.
The builtins lower to what's best for the platform. On x86, they check the carry, overflow and sign flags.
Visual Studio's cl.exe doesn't have direct equivalents. For unsigned additions and subtractions, including <intrin.h> will allow you ...
Is it possible to run a single test in MiniTest?
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While the answer works and was exactly what was asked :-) The Mini-test way of running a single test is by name matching (see Mr Grimm's answer). If you've tried this and rejected it then it's time to try the none-standard alternatives - such as Nick's Gem.
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jQuery get html of container including the container itself
How do i get the html on '#container' including '#container' and not just what's inside it.
10 Answers
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Simple proof that GUID is not unique [closed]
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Kai, I have provided a program that will do what you want using threads. It is licensed under the following terms: you must pay me $0.0001 per hour per CPU core you run it on. Fees are payable at the end of each calendar month. Please contact me for my paypal account d...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
What is the most efficient algorithm to achieve the following:
27 Answers
27
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Git: add vs push vs commit
What is the difference between git add , push and commit ?
8 Answers
8
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Why is quicksort better than mergesort?
...ng or writing megabytes per second of data sequentially. Which is exactly what mergesort does.
Therefore if data has to be sorted on disk, you really, really want to use some variation on mergesort. (Generally you quicksort sublists, then start merging them together above some size threshold.)
F...
System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
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What I meant was that Long running operation might took much more time then TIME_INTERVAL_IN_MILLISECONDS. What would happen then?
– Alan Coromano
Oct 9 '12 at 12:37
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Checking if a field contains a string
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@Stennie, then what do you suggest to make efficient use of index and find a substring.
– Blue Sky
Nov 7 '12 at 19:31
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Show pending migrations in rails
... --dry-run). So probably something like rake -n db:migrate should get you what you want.
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