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When you exit a C application, is the malloc-ed memory automatically freed?
...tack, delete static variables, etc, you would eventually crash your system from memory leaks or worse.
Interesting aside to this, crashes/breaks in Ubuntu, and I suspect all other modern OSes, do have problems with "handled' resources. Sockets, files, devices, etc. can remain "open" when a program ...
Eclipse secure storage
...indows->preferences->then type "secure storage"
In the Contents tab, select [Default Secure Storage].
Click Delete.
Let Eclipse restart.
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Intelligent point label placement in R
...0,0,0, 0.75),
col.label="white")
It works by automatically selecting an alternative location from a fine grid of points. The closest points on the grid are visited first and selected if they don't overlap with any plotted points or labels. Take a look at the source code, if you're in...
How to set timer in android?
...t3;
long starttime = 0;
//this posts a message to the main thread from our timertask
//and updates the textfield
final Handler h = new Handler(new Callback() {
@Override
public boolean handleMessage(Message msg) {
long millis = System.currentTimeMillis() -...
VBoxManage: error: Failed to create the host-only adapter
...button to let Oracle (VirtualBox) load.
MacOS by default can block kexts from loading. You must click the "allow" button before executing the VirtualBoxStartup.sh script.
Then run:
sudo "/Library/Application Support/VirtualBox/LaunchDaemons/VirtualBoxStartup.sh" restart like the answer above.
(...
“You have mail” message in terminal, os X [closed]
...
Probably it is some message from your system.
Type in terminal:
man mail
, and see how can you get this message from your system.
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Why does sys.exit() not exit when called inside a thread in Python?
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What if I did want to exit the program
from the thread?
Apart from the method Deestan described you can call os._exit (notice the underscore). Before using it make sure that you understand that it does no cleanups (like calling __del__ or similar).
...
How do you remove Subversion control for a folder?
...n that folder for .svn and that will list them all. Pressing Ctrl + A will select all of them and pressing delete will remove all the 'pesky' Subversion stuff.
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Android activity life cycle - what are all these methods for?
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onPaused() --> onStop()
After pressed home button when again open app from recent task list or clicked on icon
onRestart() --> onStart() --> onResume()
When open app another app from notification bar or open settings
onPaused() --> onStop()
Back button pressed from another app or s...
Command line to remove an environment variable from the OS level configuration
...
To remove the variable from the current environment (not permanently):
set FOOBAR=
To permanently remove the variable from the user environment (which is the default place setx puts it):
REG delete HKCU\Environment /F /V FOOBAR
If the variabl...