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How to create cron job using PHP?
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In the same way you are trying to run cron.php, you can run another PHP script. You will have to do so via the CLI interface though.
#!/usr/bin/env php
<?php
# This file would be say, '/usr/local/bin/run.php'
// code
echo "this was run from CRON";
Then, add an entry to the crontab:
* * * ...
How can I declare and use Boolean variables in a shell script?
I tried to declare a Boolean variable in a shell script using the following syntax:
21 Answers
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How to find gaps in sequential numbering in mysql?
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3 rows in set (0.06 sec)
If you need to perform some kind of shell script task on the missing IDs, you can also use this variant in order to directly produce an expression you can iterate over in bash.
SELECT GROUP_CONCAT(IF(z.got-1>z.expected, CONCAT('$(',z.expected,' ',z.got-1,')'), z....
Replace one substring for another string in shell script
...ns slashes but this didn't break anything.
Further reading: Advanced Bash-Scripting Guide.
If using sed is a must, be sure to escape every character.
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Chrome extension: accessing localStorage in content script
...torage "onChanged"
Using native localStorage (old reply from 2011)
Content scripts run in the context of webpages, not extension pages. Therefore, if you're accessing localStorage from your contentscript, it will be the storage from that webpage, not the extension page storage.
Now, to let your cont...
MySQL string replace
...h is a real pain in MySQL. At that point it'd be easier to write a one-off script to select the fields, manipulation in the client, then write back.
– Marc B
May 10 '11 at 22:07
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When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
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GO is like the end of a script.
You could have multiple CREATE TABLE statements, separated by GO. It's a way of isolating one part of the script from another, but submitting it all in one block.
BEGIN and END are just like { and } in C/++/#, Ja...
Execute combine multiple Linux commands in one line
...ds on the success of the previous one.
You can also put all commands in a script and execute that instead:
#! /bin/sh
cd /my_folder \
&& rm *.jar \
&& svn co path to repo \
&& mvn compile package install
(The backslashes at the end of the line are there to prevent the she...
Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
...azon Announcement
Original answer:
The answer is to gzip the CSS and JavaScript files. Yes, you read that right.
gzip -9 production.min.css
This will produce production.min.css.gz. Remove the .gz, upload to S3 (or whatever origin server you're using) and explicitly set the Content-Encoding head...
How to extract img src, title and alt from html using php? [duplicate]
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The script must be edited like this
foreach( $result[0] as $img_tag)
because preg_match_all return array of arrays
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