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How to free memory in Java?
...s.
Not recommended.
Edit: I wrote the original response in 2009. It's now 2015.
Garbage collectors have gotten steadily better in the ~20 years Java's been around. At this point, if you're manually calling the garbage collector, you may want to consider other approaches:
If you're forcing G...
How can I select and upload multiple files with HTML and PHP, using HTTP POST?
...t explained the PHP part. Over time, this became a popular answer, so I've now expanded to cover both HTML and PHP.
– Mark E. Haase
Mar 7 '15 at 17:26
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Image resizing client-side with JavaScript before upload to the server
...de with JavaScript (really resize, not just change width and height).
I know it's possible to do it in Flash but I would like to avoid it if possible.
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What is “(program)” in Chrome debugger’s profiler?
... @hvgotcodes - It sound be the percentage of all portions below. Now if the self percentage is high, there's not much you can do....unless your markup in general is very heavy.
– Nick Craver♦
Oct 3 '10 at 0:09
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Application not picking up .css file (flask/python)
... "{{ url_for('static',filename='styles/mainpage.css') }}">
Flask will now look for the css file under static/styles/mainpage.css
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Check to see if python script is running
...cates a non-graceful shutdown, which means the app crashed. That lets you know there's a problem, and to check the logs. As mentioned, the atexit module can also take care of this, assuming the bug isn't in the Python interpreter itself.
– Dan Udey
May 30 '11 a...
Express next function, what is it really for?
...tes in between, but sometimes next is called without arguments. Anybody knows of a good tutorial etc that describes the next function?
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How to get a string after a specific substring?
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some people when faced with a problem think "I know , Ill use a regular expression." ... now you have 2 problems...
– Joran Beasley
Sep 24 '12 at 20:32
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Debugging sqlite database on the device
...his will copy your db-file to the root of your SD card / external storage. Now you can easily get it from there by using file manager, adb pull or whatever else you like. Note that with this approach, there is NO need for your app to have WRITE_EXTERNAL_STORAGE permission, as the copying is done by ...
prototype based vs. class based inheritance
...psulation of data along with associated operations on the data, variously known as data members and member functions, or as data and methods, among other things.
inheritance, the ability to say that these objects are just like that other set of objects EXCEPT for these changes
polymorphism ("many sh...