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Difference between onStart() and onResume()

...nStart() . Why can't it be the onResume() is invoked after onRestart() and onCreate() methods just excluding onStart() ? What is its purpose? ...
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Showing line numbers in IPython/Jupyter Notebooks

...er keyboard shortcuts. In more details CTRL - M (or ESC) bring you to command mode, then pressing the L keys should toggle the visibility of current cell line numbers. In more recent notebook versions Shift-L should toggle for all cells. If you can't remember the shortcut, bring up the command pal...
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How to convert string to char array in C++?

... Yes, I think that's a reasonable way to handle it. – Fred Larson Nov 8 '12 at 17:17 1 ...
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an

...at you'll use a syscall with more than six arguments. For an example and a little more reading, refer to http://www.int80h.org/bsdasm/#alternate-calling-convention. Another example of a Hello World for i386 Linux using int 0x80: Hello, world in assembly language with Linux system calls? Ther...
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Facebook development in localhost

...o use FB authentication for a localhost website. I find it more scalable and convenient to set up a second Facebook app. If I'm building MyApp, then I'll make a second one called MyApp-dev. Create a new app at https://developers.facebook.com/apps (New 2/15/2012) Click the Website checkbox under...
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Cannot find module cv2 when using OpenCV

... First do run these commands inside Terminal/CMD: conda update anaconda-navigator conda update navigator-updater Then the issue for the instruction below will be resolved For windows if you have anaconda installed, you can simply do pip install...
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Echo newline in Bash prints literal \n

... The OP asked about echo, not printf; and @choroba's answer below, which uses the -e option, fills the bill perfectly. – JESii May 27 '15 at 13:46 ...
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Why does changing 0.1f to 0 slow down performance by 10x?

... than on normalized floating-point. This is because many processors can't handle them directly and must trap and resolve them using microcode. If you print out the numbers after 10,000 iterations, you will see that they have converged to different values depending on whether 0 or 0.1 is used. Here...
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Refresh Fragment at reload

In an android application I'm loading data from a Db into a TableView inside a Fragment . But when I reload the Fragment it displays the previous data. Can I repopulate the Fragment with current data instead of previous data? ...
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Intellisense and code suggestion not working in Visual Studio 2012 Ultimate RC

I have just downloaded and installed Visual Studio 2012 Ultimate RC, but I'm having an issue with the intellisense: it does not work until I press Ctrl + Space . Code suggestions are disabled also (method parameters for example). ...