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Python matplotlib multiple bars

How to plot multiple bars in matplotlib, when I tried to call the bar function multiple times, they overlap and as seen the below figure the highest value red can be seen only. How can I plot the multiple bars with dates on the x-axes? ...
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Parse (split) a string in C++ using string delimiter (standard C++)

I am parsing a string in C++ using the following: 17 Answers 17 ...
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Is there a way to measure how sorted a list is?

Is there is a way to measure how sorted a list is? 9 Answers 9 ...
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how does array[100] = {0} set the entire array to 0?

How does the compiler fill values in char array[100] = {0}; ? What's the magic behind it? 4 Answers ...
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Java recursive Fibonacci sequence

Please explain this simple code: 36 Answers 36 ...
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Cost of len() function

What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary) 5 Answers ...
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Algorithm to get the excel-like column name of a number

I'm working on a script that generate some Excel documents and I need to convert a number into its column name equivalent. For example: ...
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WPF ToolBar: how to remove grip and overflow

In a nested WPF ToolBarPanel-ToolBar-Menu we want to get rid of the grip handle to the left and the overflow area to the right. they are both grayed out, but we'd like them to not be displayed at all. ...
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Set Colorbar Range in matplotlib

I have the following code: 4 Answers 4 ...
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Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”

I just uninstalled my older versions of Ruby, removed all of my gems (including Rails), and installed Ruby 2.0. In other words, a totally clean re-install. Upon starting IRB, I received this message: ...