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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...ould like to automatically enable swap file after each reboot.
Some useful command related to SWAP space:
$ swapon -s
$ free -k
$ swapoff -a
$ swapon -a
References:
http://www.thegeekstuff.com/2010/08/how-to-add-swap-space/
http://cloudstory.in/2012/02/getting-the-best-out-of-amazon-ec2-micro...
Use of an exclamation mark in a Git commit message via the command line
How do I enter an exclamation point into a Git commit message from the command line?
6 Answers
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How is __eq__ handled in Python and in what order?
Since Python does not provide left/right versions of its comparison operators, how does it decide which function to call?
3...
Gets byte array from a ByteBuffer in java
Is this the recommended way to get the bytes from the ByteBuffer
6 Answers
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Disabling highlighting of current line in the Visual Studio editor
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Remote debugging a Java application
...pend=n myapp
Two points here:
No spaces in the runjdwp option.
Options come before the class name. Any arguments you have after the class name are arguments to your program!
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How do CUDA blocks/warps/threads map onto CUDA cores?
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Two of the best references are
NVIDIA Fermi Compute Architecture Whitepaper
GF104 Reviews
I'll try to answer each of your questions.
The programmer divides work into threads, threads into thread blocks, and thread blocks into grids. The compute work distributor allo...
HTML5 Email Validation
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the email doesn't check for .com in an email. It only checks @ sign. Ex. I can enter example@gmail and save the form. though it is not a valid email address. Is there workaround to check properly example@gmail.com?
– Ruchika
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Cross cutting concern example
...tting concern ? The medical record example on the wikipedia page seems incomplete to me.
4 Answers
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When does invoking a member function on a null instance result in undefined behavior?
...efined behavior.
Here it's definitely undefined behavior.
The ambiguity comes from whether or not it's undefined behavior to deference but not use the value from an invalid pointer (that is, get an lvalue but not convert it to an rvalue). If not, then int *i = 0; *i; &(*i); is well-defined. T...