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How do you Force Garbage Collection from the Shell?
...rm program.
Fire it up like so:
java -jar jmxterm-1.0-alpha-4-uber.jar
From there, you can connect to a host and trigger GC:
$>open host:jmxport
#Connection to host:jmxport is opened
$>bean java.lang:type=Memory
#bean is set to java.lang:type=Memory
$>run gc
#calling operation gc of mb...
Save An Image To Application Documents Folder From UIView On IOS
...esentation(image);
This pulls out PNG data of the image you've captured. From here, you can write it to a file:
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsPath = [paths objectAtIndex:0]; //Get the docs directory
NSString...
How to get filename without extension from file path in Ruby
How can I get the filename from a file path in Ruby?
9 Answers
9
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How to get existing fragments when using FragmentPagerAdapter
...create Fragments for your ViewPager, but upon Activity recreation (whether from a device rotation or the system killing your App to regain memory) these Fragments won't be created again, but instead their instances retrieved from the FragmentManager. Now say your Activity needs to get a reference to...
Remove final character from string [duplicate]
Let's say my string is 10 characters long.
2 Answers
2
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How can I open Windows Explorer to a certain directory from within a WPF app?
...ing lpDirectory,
ShowCommands nShowCmd);
}
The declarations come from the pinvoke.net website.
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Create a File object in memory from a string in Java
...d add that the String data don't exist in a file (so I cannot read my data from a file).
5 Answers
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How can I exclude some folders from my Eclipse project?
...e-base, and I'd like to know if there is a way to exclude some directories from being picked up by eclipse at all? The reason is that we have a huge "third-party" directory in our repository that cannot be present in the project for the pair-programming plugin we are using to be able to sync effi...
How many bytes in a JavaScript string?
I have a javascript string which is about 500K when being sent from the server in UTF-8. How can I tell its size in JavaScript?
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Switching from zsh to bash on OSX, and back again?
... Mac OS Catalina default interactive shell is zsh.
To change shell to zsh from bash:
chsh -s /bin/zsh
Then you need to enter your Mac password. Quit the terminal and reopen it. To check whether it's changed successfully to ssh, issue the following command.
echo $SHELL
If the result is /bin/zs...