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Array initialization syntax when not in a declaration
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There is no need to cast the return type of the Array to String[]. By contract the returned Array is of the same type as the specified array. docs.oracle.com/javase/6/docs/api/java/util/…
– Ankur Agarwal
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jQuery: Get selected element tag name
... particularly if you are in a each()-like situation, where you have to cast the element back to a jquery object to get a property that was already there, like $(this).prop('tagname'). this.nodeName is often more efficient. +1
– commonpike
Nov 29 '12 at 12:2...
Difference between shared objects (.so), static libraries (.a), and DLL's (.so)?
I have been involved in some debate with respect to libraries in Linux, and would like to confirm some things.
4 Answers
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Android and setting width and height programmatically in dp units
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Note that the return value is actually an int, so it gets cast to a float.
– CorayThan
Jan 26 '17 at 22:26
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How to mount a host directory in a Docker container
...ou can do this. The simplest way to do so is to use the dockerfile ADD command like so:
ADD . /path/inside/docker/container
However, any changes made to this directory on the host after building the dockerfile will not show up in the container. This is because when building a container, docker co...
How do I correctly clean up a Python object?
__del__(self) above fails with an AttributeError exception. I understand Python doesn't guarantee the existence of "global variables" (member data in this context?) when __del__() is invoked. If that is the case and this is the reason for the exception, how do I make sure the object destructs...
Creating email templates with Django
...tory under email.txt:
Hello {{ username }} - your account is activated.
and an HTMLy one, stored under email.html:
Hello <strong>{{ username }}</strong> - your account is activated.
You can then send an e-mail using both those templates by making use of get_template, like this:
fr...
How to detect page zoom level in all modern browsers?
I need this because some of my calculations are pixel-based and they may fluctuate when zoomed.
28 Answers
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What is the difference between user and kernel modes in operating systems?
What are the differences between User Mode and Kernel Mode, why and how do you activate either of them, and what are their use cases?
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How to check if function exists in JavaScript?
...akes sense when the static operand is empty or null or 0 or subject to any cast amalgame like this.
– Fabien Haddadi
Apr 30 at 19:18
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