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Why wasn't PyPy included in standard Python?
...e JIT compilation and lower memory footprint greatly improve the speeds of all Python code?
6 Answers
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How to upload files to server using JSP/Servlet?
...ation/x-www-form-urlencoded. The request.getParameter() and consorts would all return null when using multipart form data. This is where the well known Apache Commons FileUpload came into the picture.
Don't manually parse it!
You can in theory parse the request body yourself based on ServletReques...
How to get the children of the $(this) selector?
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The jQuery constructor accepts a 2nd parameter called context which can be used to override the context of the selection.
jQuery("img", this);
Which is the same as using .find() like this:
jQuery(this).find("img");
If the imgs you desire are only direct descendants ...
Most efficient way to check for DBNull and then assign to a variable?
This question comes up occasionally, but I haven't seen a satisfactory answer.
15 Answers
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Disable XML validation in Eclipse
...o have changed in newer versions of Eclipse - at least my Eclipse Mars installation doesn't have an "XML Schema Validator" entry. Instead, the context menu of the project lists every validation under "validation", as described in the answer of kevinarpe.
– Stephan Rauh
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“Remote System Explorer Operation” causing freeze for couple of seconds
... What happens if you add new projects -- are they added automatically to that list? If not, this should not be the preferred way, since people will very probably forget to add the projects manually. What do you think?
– Till Kolditz
Aug 1 '17 at 15:09...
How to open in default browser in C#
I am designing a small C# application and there is a web browser in it. I currently have all of my defaults on my computer say google chrome is my default browser, yet when I click a link in my application to open in a new window, it opens internet explorer. Is there any way to make these links open...
Declaring javascript object method in constructor function vs. in prototype [duplicate]
...ch.
If you're creating lots of Dogs, use the prototype approach. This way, all "instances" (i.e. objects created by the Dog constructor) will share one set of functions, whereas the constructor way, a new set of functions is created every time the Dog constructor is called, using more memory.
If you...
Django - “no module named django.core.management”
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It sounds like you do not have django installed. You should check the directory produced by this command:
python -c "from distutils.sysconfig import get_python_lib; print get_python_lib()"
To see if you have the django packages in there.
If there's no django fo...
What is hashCode used for? Is it unique?
...r is based on the
System.Collections.IEqualityComparer interface.
Basically, hash codes exist to make hashtables possible.
Two equal objects are guaranteed to have equal hashcodes.
Two unequal objects are not guaranteed to have unequal hashcodes (that's called a collision).
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