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Using boolean values in C
...PT_OFF false
void foo(bool option) { ... }
In either case, the call site now looks like
foo(OPT_ON);
foo(OPT_OFF);
which the reader has at least a chance of understanding without dredging up the definition of foo.
share...
Create and append dynamically
...= 'block';
document.getElementsByTagName('body')[0].appendChild(iDiv);
// Now create and append to iDiv
var innerDiv = document.createElement('div');
innerDiv.className = 'block-2';
// The variable iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
http://jsfiddle.net/W4Sup/1/
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How to run test methods in specific order in JUnit4?
...e, why?
I'm not sure there is a clean way to do this with JUnit, to my knowledge JUnit assumes that all tests can be performed in an arbitrary order. From the FAQ:
How do I use a test fixture?
(...) The ordering of test-method invocations is not guaranteed, so testOneItemCollection() mig...
Not class selector in jQuery
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@rinogo It is quicker now that the vast majority of browsers support querySelectorAll, but that hasn't always been the case.
– lonesomeday
Jul 23 '13 at 8:18
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How to find out line-endings in a text file?
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These are now sometimes named "fromdos" and "todos", respectively (as is the case in Ubuntu 10.4+)
– Jess Chadwick
Jun 25 '12 at 2:20
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Convert any object to a byte[]
...ng 3 int32 public members results in a 244 Bytes long ByteArray. Am I not knowing something about C# syntax or is there anything I would probabbly miss using?
– dhein
Sep 25 '14 at 11:56
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Error while installing json gem 'mkmf.rb can't find header files for ruby'
...ols
ruby -rrbconfig -e 'puts RbConfig::CONFIG["rubyhdrdir"]'
This should now correctly print
/Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/include/ruby-2.3.0
Likewise, gem install should work while that SDK is selected.
To sw...
How is location accuracy measured in Android?
Does anyone know the proper interpretation of the accuracy measurements returned by getAccuracy()? For instance, are they calculated as:
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Static nested class in Java, why?
... @DavidS Thanks for the link! Yeah, I was wrong, reading my comment now I see that my rephrase was incorrect. As you said: An inner class interacts with the instance members through an implicit reference to its enclosing class, and this points out another interesting property of non-static in...
jQuery AJAX submit form
... Include an error callback to this to make it complete. One never knows when one will get an error, should always account for it.
– aaron-coding
May 15 '15 at 18:30
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