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Map vs Object in JavaScript
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My tests in Chrome showed that maps to not use any significant amount more memory for maintaining order. I thing there was 0.1KB more for a million keys and I don't think that was for maintaining order. However, that ~0.1KB seem...
jQuery attr vs prop?
...his isn't just another What's the difference question , I have done some tests(http://jsfiddle.net/ZC3Lf/) modifying the prop and attr of <form action="/test/"></form> with the output being:
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Validating email addresses using jQuery and regex
...F]*[a-z\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])\.?$/i;
return pattern.test(emailAddress);
}
if( !isValidEmailAddress( emailaddress ) ) { /* do stuff here */ }
NOTE: keep in mind that no 100% regex email check exists!
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How do I assert equality on two classes without an equals method?
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Mockito offers a reflection-matcher:
For latest version of Mockito use:
Assert.assertTrue(new ReflectionEquals(expected, excludeFields).matches(actual));
For older versions use:
Assert.assertThat(actual, new ReflectionEquals(expected, excludeFields));
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Mockito + PowerMock LinkageError while mocking system class
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Try adding this annotation to your Test class:
@PowerMockIgnore("javax.management.*")
Worked for me.
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How to match “any character” in regular expression?
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There are lots of sophisticated regex testing and development tools, but if you just want a simple test harness in Java, here's one for you to play with:
String[] tests = {
"AAA123",
"ABCDEFGH123",
"XXXX123",
"XYZ123ABC",
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Most efficient way to concatenate strings in JavaScript?
...to it and then do a join. Can anyone explain and give an example of the fastest way to do this?
4 Answers
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static linking only some libraries
...ly linking in of a specific library. Example:
# echo "int main() {}" > test.cpp
# c++ test.cpp /usr/lib/libX11.a
# ldd a.out
linux-vdso.so.1 => (0x00007fff385cc000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x00007f9a5b233000)
libm.so.6 => /lib/libm.so.6 (0x00007f9a5afb0000)
libgcc_s....
powershell - extract file name and extension
...ension
-------- ---------
StackOverflow.com Test Config .xlsx
If you are given the file name as part of string (say coming from a text file), I would use the GetFileNameWithoutExtension and GetExtension static methods from the System.IO.Path class:
PS C:...
Make Heroku run non-master Git branch
...d on Heroku and it's gotten to the point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
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