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How to use sed to replace only the first occurrence in a file?
...any existing #includes. For this sort of task, I normally use a small bash script with sed to re-write the file.
23 Answer...
Execute SQLite script
...prompt up and -init file.sql will always return 0, so < is the best for scripting. Also it's cross-platform unlike .read which doesn't support Windows paths.
– TWiStErRob
Aug 14 at 13:45
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How do I list all cron jobs for all users?
Is there a command or an existing script that will let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /e...
How to reload page every 5 seconds?
...ges in code/html/css, every time I have to hit F5. Is there any simple javascript/jQuery solution for this? I.e. after I add the script, reload the whole page every 5 seconds (or some other specific time).
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sed command with -i option (in-place editing) works fine on Ubuntu but not Mac [duplicate]
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If you need the same script to work on both macOS (OS X, BSD) and Linux et al, then you must use a backup suffix (e.g. .bak) and you must attach it to the -i option — sed -i.bak …. If you don't do this, the script will not operate correctly ...
How to load up CSS files using Javascript?
Is it possible to import css stylesheets into a html page using Javascript? If so, how can it be done?
18 Answers
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Chrome DevTools Devices does not detect device when plugged in
...sung.com/android/tools-sdks/Samsung-Andorid-USB-Driver-for-Windows (the PC alerted me saying it was already installed but I still did it anyway)
Install the single ADB package required https://forum.xda-developers.com/showthread.php?t=2317790)
Go to the ADB install folder which for me was C:\Program...
How to minify php page html output?
I am looking for a php script or class that can minify my php page html output like google page speed does.
13 Answers
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Rails: FATAL - Peer authentication failed for user (PG::Error)
...tgres=#
CREATE ROLE
postgres=#
That means, "ROLE CREATED", but postgres' alerts seem to adopt the same imperative conventions of git hub.
7) Now, still in the postgres shell, we need to create the database with the name we set in the YAML. Make the user we created in step 6 its owner:
postgres=#...
How to perform a mysqldump without a password prompt?
...er the password. You don't even need the -p or --password.
Very handy for scripting mysql & mysqldump commands.
The steps to achieve this can be found in this link.
Alternatively, you could use the following command:
mysqldump -u [user name] -p[password] [database name] > [dump file]
bu...