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How to update Ruby to 1.9.x on Mac?
I have created a new user account on my mac and I am trying to update to the current version of ruby on it (1.9.2) from the snow leopard default of 1.8.7. Can somebody point me to tutorial or explain the best method to update Ruby on my mac from 1.8 to 1.9.2? Thanks
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CSS Progress Circle [closed]
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I created a tutorial on how to do exactly that with CSS3 and the LESS JavaScript library.
You can find the blogpost here: https://medium.com/secoya-tech/a917b80c43f9
Here is a jsFiddle of the final result. The percentage is set via the data-progress attribute. Changes are animated...
How to output a multiline string in Bash?
... -d '' help <<- EOF ... to read the multiline string into a variable and then echoed the result.
– helpermethod
Jun 10 '12 at 21:11
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Putting text in top left corner of matplotlib plot
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alternatively, you can specify text in axis coords (0,0 is lower-left
and 1,1 is upper-right). The example below places text in the center
of the axes::
text(0.5, 0.5,'matplotlib',
horizontalalignment='center',
verticalalignment='center',
transform = ax.transAxes)
To preve...
vector vs. list in STL
... different type of container:
What are the complexity guarantees of the standard containers?
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Java ArrayList how to add elements at the beginning
...add the element at the beginning of the array (so it has the lowest index) and if the array has 10 elements adding a new results in deleting the oldest element (the one with the highest index).
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How do you reverse a string in place in C or C++?
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The standard algorithm is to use pointers to the start / end, and walk them inward until they meet or cross in the middle. Swap as you go.
Reverse ASCII string, i.e. a 0-terminated array where every character fits in 1 char. (...
Different types of thread-safe Sets in Java
There seems to be a lot of different implementations and ways to generate thread-safe Sets in Java.
Some examples include
4...
How to increase heap size of an android application?
I am writing an Android application which uses several 3D models. Such a model with textures can take up a lot of memory. I found out the manufacturer sets a limit on the heap size an application can use. For example my tablet Samsung Galaxy Tab 8.9 P7310 can take up 64MB of memory.
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Is there a shortcut to move between header and source file in VC++?
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In Visual Studio 2013 and later there is a default keyboard shortcut for this: Ctrl+K, Ctrl+O
(You will need to hold down Ctrl and type ko and then release Ctrl)
In earlier versions, see:
Visual Studio Macro to switch between CPP and H files
or...