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How to detect when an Android app goes to the background and come back to the foreground
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The onPause() and onResume() methods are called when the application is brought to the background and into the foreground again. However, they are also called when the application is started for the first time and before it is killed. You can read more in Activity.
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How can I increase the cursor speed in terminal? [closed]
...is one lets you do it within the bounds set by Apple. The Accepted Answer allows you more flexibility.
– Andrew
Feb 24 '13 at 19:18
42
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How to check if Receiver is registered in Android?
...{
try {
// ceph3us note:
// here I propose to create
// a isRegistered(Contex) method
// as you can register receiver on different context
// so you need to match against the same one :)
// example by s...
What does Docker add to lxc-tools (the userspace LXC tools)?
...acement for lxc. "lxc" refers to capabilities of the linux kernel (specifically namespaces and control groups) which allow sandboxing processes from one another, and controlling their resource allocations.
On top of this low-level foundation of kernel features, Docker offers a high-level tool with ...
What does “&” at the end of a linux command mean?
...s will not stay alive after the shell session is closed. SIGHUP terminates all running processes. By default anyway. If your command is long-running or runs indefinitely (ie: microservice) you need to pr-pend it with nohup so it remains running after you disconnect from the session:
nohup sh my_scr...
How do I properly clean up Excel interop objects?
...rop in C# ( ApplicationClass ) and have placed the following code in my finally clause:
41 Answers
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ImportError: No module named matplotlib.pyplot
... installed on your machine, one is the standard python that comes with Mac OSX and the second is the one you installed with ports (this is the one that has matplotlib installed in its library, the one that comes with macosx does not).
/usr/bin/python
Is the standard mac python and since it doesn'...
Delete empty lines using sed
... spaces or tabs in your "empty" line. Use POSIX classes with sed to remove all lines containing only whitespace:
sed '/^[[:space:]]*$/d'
A shorter version that uses ERE, for example with gnu sed:
sed -r '/^\s*$/d'
(Note that sed does NOT support PCRE.)
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What does CultureInfo.InvariantCulture mean?
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Not all cultures use the same format for dates and decimal / currency values.
This will matter for you when you are converting input values (read) that are stored as strings to DateTime, float, double or decimal. It will also ...
Listing all extras of an Intent
For debugging reasons I want to list all extras (and their values) of an Intent. Now, getting the keys isn't a problem
12 A...