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How connect Postgres to localhost server using pgAdmin on Ubuntu?
...tgres trust
Restart the server
sudo service postgresql restart
Login into psql and set password
psql -U postgres
ALTER USER postgres with password 'new password';
Again open the file pg_hba.conf and change this line:
Database administrative login ...
Get battery level and state in Android
...vel as a percentage:
BatteryManager bm = (BatteryManager) context.getSystemService(BATTERY_SERVICE);
int batLevel = bm.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY);
Read BatteryManager | Android Developers - BATTERY_PROPERTY_CAPACITY
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$watch an object
...
Little performance tip if somebody has a datastore kind of service with key -> value pairs:
If you have a service called dataStore, you can update a timestamp whenever your big data object changes.
This way instead of deep watching the whole object, you are only watching a timest...
How much overhead does SSL impose?
...d. That's why it can be very helpful to enable SSL sessions for your HTTPS service, where many connections are made. For a long-lived connection, this "end-effect" isn't as significant, and sessions aren't as useful.
Here's an interesting anecdote. When Google switched Gmail to use HTTPS, no addi...
Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
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forgot start mysql services!
– GeekHades
Mar 30 '18 at 10:08
1
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Apache2: 'AH01630: client denied by server configuration'
...ed
Also don't forget to restart the apache server after these changes (# service httpd restart)
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Algorithm to implement a word cloud like Wordle
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Does your service offer an API?
– bart
Feb 24 '14 at 6:23
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http to https apache redirection
...ructive and will bring in the new config file. /etc/init.d/httpd reload || service httpd reload
– Rebecca Dessonville
Jan 6 '16 at 15:42
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kill -3 to get java thread dump
...obtain thread dump of a process running under different user, like windows service: stackoverflow.com/questions/1197912/…
– Vadzim
Dec 11 '17 at 11:42
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How to simulate the environment cron executes a script with?
...d by systemd "timers" as a cron replacement. Whether you run the systemd "service" from the CLI or via cron, it receives exactly the same environment, avoiding the environment mismatch problem.
The most common issue to cause cron jobs to fail when they pass manually is the restrictive default $PAT...