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Git commit in terminal opens VIM, but can't get back to terminal
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@Homo-Erectus - I started using vim some 4 years ago and my only regret is I didn't started earlier. I don't consider it time wasted, you should try it. It does have a steep learning curve mind you but it will be well worth it. As for the comm...
Why are variables “i” and “j” used for counters?
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I believe it dates back to Fortran. Variables starting with I through Q were integer by default, the others were real. This meant that I was the first integer variable, and J the second, etc., so they fell towards use in loops.
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Practical uses for AtomicInteger
...has modified the value in the meantime, the increment method effectively restarts from the beginning.
– Andrzej Doyle
Jan 27 '11 at 16:22
3
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Find closing HTML tag in Sublime Text
...s, with Emmet active in ST2, it just works to jump to the closing tag from starting tag, not the other way round.
– Volker E.
Apr 27 '14 at 20:24
2
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Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
...d int *outptr = ints2;
unsigned int *endptr = ints + 100000000;
// Starting the time measurement
double start = omp_get_wtime();
// Computations to be measured
while(inptr != endptr)
{
(*outptr) = reverse(*inptr);
inptr++;
outptr++;
}
// Measuring th...
Use of class definitions inside a method in Java
...g. somebody wants a Runnable and you want to record when the execution has started and ended.
With anonymous class it is not possible to do, with inner class you can do this.
Here is an example do demonstrate my point
private static void testMethod (
final Object param1,
final Obj...
Which Eclipse version should I use for an Android app?
I am starting to develop Android applications. Which version of Eclipse should I use?
14 Answers
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How do I break a string over multiple lines?
... be doubled, no special characters, possibly useful for expressing strings starting with double quotes):
Key: 'this is my very very "very"
long string, isn''t it.'
→ "this is my very very \"very\" long string, isn't it."
Summary
In this table, _ means space character. \n means "newline char...
How to run only one task in ansible playbook?
...:
ansible-playbook roles/hadoop_primary/tasks/hadoop_master.yml --step --start-at-task='start hadoop jobtracker services'
You will get a prompt: Perform task: start hadoop jobtracker services (y/n/c)
Answer y
You will get a next prompt, press Ctrl-C
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
...ability. If you have a recent kernel, it is indeed possible to use this to start a service as non-root but bind low ports. The short answer is that you do:
setcap 'cap_net_bind_service=+ep' /path/to/program
And then anytime program is executed thereafter it will have the CAP_NET_BIND_SERVICE capa...