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How to make “if not true condition”?
...r by way of example:
In order to make sure data loggers are online a cron script runs every 15 minutes that looks like this:
#!/bin/bash
#
if ! ping -c 1 SOLAR &>/dev/null
then
echo "SUBJECT: SOLAR is not responding to ping" | ssmtp abc@def.com
echo "SOLAR is not responding to ping" | ...
Extracting text OpenCV
...ected as a separate block, delimited from its surroundings.
Using the same script with the same parameters (except for thresholding type that was changed for the second image like described below), here are the results for the other 2 cards:
Tuning the parameters
The parameters (threshold value, d...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...bating whether I should learn PowerShell, or just stick with Cygwin /Perl scripts/Unix shell scripts, etc.
18 Answers
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Execute command on all files in a directory
...rough a program. The program outputs the results to standard out. I need a script that will go into a directory, execute the command on each file, and concat the output into one big output file.
...
Comparing date part only without comparing time in JavaScript
...
I'm still learning JavaScript, and the only way that I've found which works for me to compare two dates without the time is to use the setHours method of the Date object and set the hours, minutes, seconds and milliseconds to zero. Then compare the...
Is there a TRY CATCH command in Bash
I'm writing a shell script and need to check that a terminal app has been installed. I want to use a TRY/CATCH command to do this unless there is a neater way.
...
How to add google chrome omnibox-search support for your site?
...ent this specifically for your users, you need to add a OSD (Open Search Description) to your site.
Making usage of Google Chrome's OmniBox [TAB] Feature for/on personal website?
You then add this XML file to the root of your site, and link to it in your <head> tag:
<link rel="search" ty...
Include constant in string without concatenating
...specialchars( (string) $string, ENT_QUOTES, 'utf-8' );
};
$userText = "<script>alert('xss')</script>";
echo( "You entered {$escape( $userText )}" );
Produces properly escaped html as expected.
Callback arrays not allowed!
If by now you are under the impression that the function name ...
How to print the ld(linker) search path
... compile a source code from makefile or generating makefile from configure script or from CMakeLists.txt or even more complicated ones such as vala or srt. It's hard for me to modify ld search path in such cases
– kenn
Sep 9 '14 at 10:18
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How to suppress Update Links warning?
I'm trying to write a script that opens many Excel files. I keep getting the prompt:
7 Answers
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