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Testing Abstract Classes
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Unit testing of abstract classes doesn't necessary mean testing the interface, as abstract classes can have concrete methods, and this concrete methods can be tested.
It is not so uncommon, when writing some library code, to have ce...
Gradient of n colors ranging from color 1 and color 2
...makes gradients nice ( click here for an example ). I have a need to work in base and I think scales can be used there to create color gradients as well but I'm severely off the mark on how. The basic goal is generate a palette of n colors that ranges from x color to y color. The solution needs...
Really weird eclipse keyboard behavior/bug?
I am using Helios on Mac Snow Leopard. I don't know why but all of a sudden my arrow keys and delete button start not working only on Eclipse (so Eclipse ignores them) but the rest of the buttons works just fine. There is no exception/error thrown anywhere on the screen. I don't exactly know how to ...
JVM option -Xss - What does it do exactly?
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Each thread in a Java application has its own stack. The stack is used to hold return addresses, function/method call arguments, etc. So if a thread tends to process large structures via recursive algorithms, it may need a large stack fo...
bool to int conversion
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int x = 4<5;
Completely portable. Standard conformant. bool to int conversion is implicit!
§4.7/4 from the C++ Standard says (Integral Conversion)
If the source type is bool, the value false is converted to zero an...
How to run a function when the page is loaded?
...nt to run a function when the page is loaded, but I don’t want to use it in the <body> tag.
8 Answers
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How to send only one UDP packet with netcat?
I want to send only one short value in a UDP packet, but running the command
5 Answers
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How do I edit an incorrect commit message with TortoiseGit?
... name
OK
Follow above 1-4 steps to amend commit message
If the commit is in the middle without any merge between head, you need to reset, amend and cherry-pick
Context menu -> TortoiseGit -> Log
Select the commit -> Context menu -> Reset
Hard Reset (this will discard all work contain...
Confusion between factor levels and factor labels
There seems to be a difference between levels and labels of a factor in R.
Up to now, I always thought that levels were the 'real' name of factor levels, and labels were the names used for output (such as tables and plots). Obviously, this is not the case, as the following example shows:
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Can an AJAX response set a cookie?
...what is my alternative solution? Should I set it with Javascript or something similar?
4 Answers
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