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Increasing the maximum number of TCP/IP connections in Linux
...ax_backlog=2000
sysctl net.ipv4.tcp_max_syn_backlog=2048
Now remember to start both your client and server side applications by increasing the FD ulimts, in the shell.
Besides the above one more popular technique used by programmers is to reduce the number of tcp write calls. My own preference is...
How do I get logs/details of ansible-playbook module executions?
...
Thanks. Just greedy: Can I dynamically start/stop logging from a playbook? Like set -x and set +x in a shell script.
– Kashyap
Sep 16 '13 at 16:03
...
Change working directory in my current shell context when running Node script
....chdir(directory). Here's an example from the documentation:
console.log('Starting directory: ' + process.cwd());
try {
process.chdir('/tmp');
console.log('New directory: ' + process.cwd());
}
catch (err) {
console.log('chdir: ' + err);
}
This is also testable in the Node.js REPL:
[monitor...
MySQL query String contains
...mentioned below). This is because if your string contains a % then you'll start matching things with it to.
– Ryan Shillington
Oct 3 '12 at 17:51
...
What is Ember RunLoop and how does it work?
...tation details differ. But, on to your questions:
When does Ember RunLoop start. Is it dependant on Router or Views or Controllers or something else?
All of the basic user events (e.g. keyboard events, mouse events, etc) will fire up the run loop. This guarantees that whatever changes made to boun...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
If you started a new Java EE project today which is to be finished in about a year, which application server would you choose and why?
...
Logcat not displaying my log calls
...that my entries were infact in logcat, but twas adt's quirks.
Fix:
Restart eclipse
This was the only thing that fixed it.
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Echo newline in Bash prints literal \n
... look out for this ->
#!/bin/bash
function GET_RECORDS()
{
echo -e "starting\n the process";
}
echo $(GET_RECORDS);
As in the above, the actual running of the method may itself be wrapped in an echo which supersedes any echos that may be in the method itself. Obviously I watered this down...
How to show changed file name only with git log? [duplicate]
...eline | grep -v '.{7} '
Grep command excludes (-v param) every line which starts with seven symbols (which is the length of my git hash for git log command) followed by space. So it filters out every git hash message line and leave only lines with file names.
One useful improvement is to append un...
Coding in Other (Spoken) Languages
... the subject here but programming language reserved words. I mean, when I started about 10 yrs ago, I didn't have any clue of English, and still I was able to program simple things by learning the programming language, even when I did not know what they meant ( in English ). As a matter of fact thi...