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Using getopts to process long and short command line options
...get "--" as the flag. Then anything following that becomes OPTARG, and you test the OPTARG with a nested case.
This is clever, but it comes with caveats:
getopts can't enforce the opt spec. It can't return errors if the user supplies an invalid option. You have to do your own error-checking as y...
How can I test a Windows DLL file to determine if it is 32 bit or 64 bit? [duplicate]
I'd like to write a test script or program that asserts that all DLL files in a given directory are of a particular build type.
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HTTP test server accepting GET/POST requests
I need a live test server that accepts my requests for basic information via HTTP GET and also allows me to POST (even if it's really not doing anything). This is entirely for test purposes.
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How to check if a String contains only ASCII?
...s with a value outside of the ASCII range. So the method still succeeds in testing for ASCII, even for strings containing emoji's.
For earlier Guava versions without the ascii() method you may write:
boolean isAscii = CharMatcher.ASCII.matchesAllOf(someString);
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jQuery: Test if checkbox is NOT checked
...heckSurfaceEnvironment').not(':checked') returns an array of DOM elements. Testing this with 'if' returns 'true' even if there was no match to the selector and the array is empty. The only way your answer could be correct is if you tested i$('#checkSurfaceEnvironment').not(':checked').length, which ...
Fastest way to determine if an integer's square root is an integer
I'm looking for the fastest way to determine if a long value is a perfect square (i.e. its square root is another integer):
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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
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Quick test shows minified JSON is deserialized faster than binary MessagePack. In the tests Article.json is 550kb minified JSON, Article.mpack is 420kb MP-version of it. May be an implementation issue of course.
MessagePack:
//te...
Test if a string contains any of the strings from an array
How do I test a string to see if it contains any of the strings from an array?
14 Answers
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Why does struct alignment depend on whether a field type is primitive or user-defined?
... happen.
You can see it by making the struct members public and appending test code like this:
var test = new RefAndTwoInt32Wrappers();
test.text = "adsf";
test.x.x = 0x11111111;
test.y.x = 0x22222222;
Console.ReadLine(); // <=== Breakpoint here
When the breakpoint hi...
Concatenate a vector of strings/character
...cdefghijklmnopqrstuvwxyz"
And some benchmarks:
require(microbenchmark)
test <- stri_rand_lipsum(100)
microbenchmark(stri_paste(test, collapse=''), paste(test,collapse=''), do.call(paste, c(as.list(test), sep="")))
Unit: microseconds
expr min lq ...