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How can I view live MySQL queries?
...probes to view the live MySQL queries without touching the server. Example script:
#!/usr/sbin/dtrace -q
pid$target::*mysql_parse*:entry /* This probe is fired when the execution enters mysql_parse */
{
printf("Query: %s\n", copyinstr(arg1));
}
Save above script to a file (like watch.d), and...
How to create a Menubar application for Mac
...ut anything in your Mac OS X menu bar".
It runs shell or other executable scripts (which it calls Plugins - see the many examples in the plugins repo) and displays the results in the menu bar. You can write your own plugin and have it run simply by adding it to the 'Plugins folder'. As well as disp...
Core dumped, but core file is not in the current directory?
...lt kernel behaviour of putting a core file in the cwd (this is done in the script /usr/share/apport/apport). This includes honouring ulimit, in which case it does nothing. But (I assume) as far as the kernel is concerned, a corefile was generated (and piped to apport), hence the message "Segmentatio...
How do I import global modules in Node? I get “Error: Cannot find module ”?
...ng npm link). Global modules cannot be imported in projects, only binaries/scripts can be run from there.
– Prahlad Yeri
Jun 23 '18 at 13:21
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HTTPS setup in Amazon EC2
...ing node.js to prop the server up. I am listening to port 443 in my server script and my security group is configured for port 443. What else do I have to do to enable HTTPS? I need a certificate, right? Having trouble finding decent info on doing this that is NOT based on Elastic Beanstalk.
...
Is there a “vim runtime log”?
...ve.org/web/20090323034339/http://www.troubleshootingwiki.org/Debugging_Vim_Scripts
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How to add Google Analytics Tracking ID to GitHub Pages
...
Update: Added steps descriptions for others
Solved it:
had to include username.github.io (link that I want to track) in Google Analytics website section.
you can check GitHub help page here
After that I was provided with an Tracker ID. ...
How to track child process using strace?
...
There is a perl script called strace-graph. Here is a version from github. It is packaged with crosstool-ng versions of compilers. It works for me even used cross platform.
ARM Linux box.
$ ./strace -f -q -s 100 -o app.trc -p 449
$ tftp...
FTP/SFTP access to an Amazon S3 Bucket [closed]
...hing on server-side. For example, my WinSCP or Cyberduck.
WinSCP has even scripting and .NET/PowerShell interface, if you need to automate the transfers.
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Check if directory mounted with bash
... command without arguments will tell you the current mounts. From a shell script, you can check for the mount point with grep and an if-statement:
if mount | grep /mnt/md0 > /dev/null; then
echo "yay"
else
echo "nay"
fi
In my example, the if-statement is checking the exit code of grep...