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What is the actual use of Class.forName(“oracle.jdbc.driver.OracleDriver”) while connecting to a dat
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@Pacerier incorrect assumption. JDBC does not know which driver you want to load, so there's nothing in JDBC (which is driver-agnostic) that knows to refer to the driver class. So you need something which triggers a class load. I suppose that a static method would work in...
What does PermGen actually stand for?
I know what PermGen is, what it's used for, why it fails, how to increase it etc.
8 Answers
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Remove header and footer from window.print()
...nal of this answer (May 2013), it only worked on Chrome, not sure about it now, never needed to try again. If you need support for a browser that can't hable, you can create a PDF on the fly and print that (you can create a self-printing PDF embedding JavaScript on it), but that's a huge hassle.
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UnicodeEncodeError: 'charmap' codec can't encode - character maps to , print function [du
...ssue for me. Regarding the above: "sys.stdout.encoding" probably does not know your terminal encoding, but only the system-wide encoding. If this is not equal to the terminal, then only parsing some environment variables may help. But that wont work always, as a terminal must not tell the other side...
Unable to import a module that is definitely installed
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maybe 2? I just don't know why it would install in the wrong place for this one library, where most others are fine.
– roy
Jan 12 '13 at 17:59
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continue processing php after sending http response
...ntent-Length: '.ob_get_length());
ob_end_flush();
ob_flush();
flush();
// now the request is sent to the browser, but the script is still running
// so, you can continue...
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Find (and kill) process locking port 3000 on Mac
...ISTEN | awk '{ print $2 }') kill -9 $port } alias killport=findandkill So now I just have to type killport 8080 and it saves me some seconds
– Alfonso Pérez
Nov 11 '15 at 13:51
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How do you set your pythonpath in an already-created virtualenv?
...roject.pth popd Then I deactivated my virtualenv, and reactivated. I could now run project code that required knowing where my project directory was.
– Jim DeLaHunt
Feb 11 '19 at 4:01
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Truncate all tables in a MySQL database in one command?
...nd) to truncate all the tables in a database in one operation? I want to know if I can do this with one single query.
27 A...
Android: Access child views from a ListView
.../ Say, first visible position is 8, you want position 10, wantedChild will now be 2
// So that means your view is child #2 in the ViewGroup:
if (wantedChild < 0 || wantedChild >= listView.getChildCount()) {
Log.w(TAG, "Unable to get view for desired position, because it's not being displayed...