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Static method behavior in multi-threaded environment in java
... @selig if I have a class with only instance methods for ex: a service class and It is singleton then I don't need to worry about multiple threads executing the instance methods at a time as the service class does not hold any state where state is present only if class has instance varia...
Does Android support near real time push notification?
... to applications running on devices.
Previously (and now deprecated), the service was called Cloud To Device Messaging.
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Android get free size of internal/external memory
... }
Get RAM Size
ActivityManager actManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
MemoryInfo memInfo = new ActivityManager.MemoryInfo();
actManager.getMemoryInfo(memInfo);
long totalMemory = memInfo.totalMem;
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Who is listening on a given TCP port on Mac OS X?
...raw port numbers instead of resolved names like http, ftp or more esoteric service names like dpserve, socalia.
See the comments for more options.
For completeness, because frequently used together:
To kill the PID:
kill -9 <PID>
# kill -9 60401
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Jenkins Host key verification failed
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Jenkins is a service account, it doesn't have a shell by design. It is generally accepted that service accounts. shouldn't be able to log in interactively.
To resolve "Jenkins Host key verification failed", do the following steps. I have...
Is there a way to filter network requests using Google Chrome developer tools?
...resources
# I've also come across:
# - is:from-cache,
# - is:service-worker-initiated
# - is:service-worker-intercepted
larger-than:
-larger-than:
# Note: larger-than:1000 is equivalent to larger-than:1k
# Ex: larger-than:420, larger-than:4k, larger-than:100M
method:
-m...
Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)
...e 2.4.3 - now working with above addition, plus I had the Apache and MySQL services "checked" in the Control Panel which was causing XAMPP CP to stop responding. Unchecked services - Apache ran, but Access Forbidden error. Added the above permissions, and it works now. Thanks!!
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Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
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Check for the status of the database:
service postgresql status
If the database is not running, start the db:
sudo service postgresql start
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MySQL: Enable LOAD DATA LOCAL INFILE
... update your /etc/apparmor.d/local/usr.sbin.mysqld and reload the apparmor service.
– Leo
Mar 23 '16 at 19:16
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Streaming video from Android camera to server
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@dbro I try to learn about your service, but you require my login information before I can see your pricing. It's as if you guys are collecting email addresses. If that's not your intention, you should make pricing info available: the same way Parse and App...