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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...
JavaScript isset() equivalent
In PHP you can do if(isset($array['foo'])) { ... } . In JavaScript you often use if(array.foo) { ... } to do the same, but this is not exactly the same statement. The condition will also evaluate to false if array.foo does exists but is false or 0 (and probably other values as well).
...
'^M' character at end of lines
When I run a particular SQL script in Unix environments, I'm am seeing a '^M' character at the end of each line of the SQL script as it is echoed to the command-line. I don't know on which OS the SQL script was originally created.
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jQuery date formatting
...eFormat is a separate plugin. You need to load that explicitly using a <script> tag.
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setup cron tab to specific time of during weekdays
...ng to setup a cron job on a Ubuntu server. We want the cron job to run the script at certain times of the day and on some specific days of the week. For example, we want to setup a cron job that runs the script with the following sequence:
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How to save all the variables in the current python session?
...oblems exist while trying to do so. For example with restoring open file descriptors.
It is better to think about serialization/deserialization subsystem for your program. It is not trivial in many cases, but is far better solution in long-time perspective.
Although if I've exaggerated the problem...
How do I search an SQL Server database for a string?
...
If you look at the script it is just a param that is checked in a case statement early on to decide whether to string search using 'value' or '%value%'
– Chizzle
Sep 17 '15 at 14:34
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How to automatically start a service when running a docker container?
...mand to do this
CMD /usr/bin/mysqld_safe
This works only if there is a script like mysqld_safe.
Or wrap your scripts into start.sh and put this in end
CMD /start.sh
This is best if the command must perform a series of steps, again, /start.sh should stay running.
Note
For the beginner usi...
Stretch and scale CSS background
...ll...but was looking for something a little more robust (probably with javascript) that also centered it and adjusted based on if the picture was landscape or portrait. If anyone has a solution in that vein would love a link...thanks!
– Brian Armstrong
Mar 2 '...
Postgres dump of only parts of tables for a dev snapshot
....tablename SELECT * FROM tablename WHERE ... and dump that.
Write your own script for dumping data as SQL statements. I have used this approach in the past and it only took something like 20-30 lines of PHP.
Modify pg_dump so it accepts a condition along with the -t switch when dumping a single tabl...