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Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
...ns. e.g Eclipse, Visual Studio.
A Library is a chunk of code that you can call from your own code, to help you do things more quickly/easily. For example, a Bitmap Processing library will provide facilities for loading and manipulating bitmap images, saving you having to write all that code for you...
How to get JS variable to retain value after page refresh? [duplicate]
...ge, but this can be overcome by using JSON.stringify and JSON.parse. Technically, whenever you call .setItem(), it will call .toString() on the value and store that.
MDN's DOM storage guide (linked below), has workarounds/polyfills, that end up falling back to stuff like cookies, if localStorage is...
Proper way to catch exception from JSON.parse
...
If the try block contains more statements, you can identify the exception by e.name == "SyntaxError", provided you don't have an eval.
– user1158559
Dec 20 '15 at 20:54
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Circular (or cyclic) imports in Python
... then executes the code in the module. It does not
return control to the calling module until the execution has completed.
If a module does exist in sys.modules then an import simply returns that
module whether or not it has completed executing. That is the reason why
cyclic imports may r...
How do I *really* justify a horizontal menu in HTML+CSS?
... of the line that will occupy more than the left available space and then hiding it. I've accomplished this quite easily with a simple span element like so:
#menu {
text-align: justify;
}
#menu * {
display: inline;
}
#menu li {
display: inline-block;
}
#menu span {
displ...
Program only crashes as release build — how to debug?
...ion. In debug mode, variables and pointers get initialized to zero automatically but in release mode they do not. Therefore, if you have code like this
int* p;
....
if (p == 0) { // do stuff }
In debug mode the code in the if is not executed but in release mode p contains an undefined value, whic...
How to get current foreground activity context in android?
...on of document-centric recents means it can leak person information to the caller. For backwards compatibility, it will still return a small subset of its data: at least the caller's own tasks, and possibly some other tasks such as home that are known to not be sensitive.
...
Using new line(\n) in string and rendering the same in HTML
...ote that this will only replace the first occurence of the \n character inside the string. See the MDN documentation
– Dominic Boulanger
Jun 14 '16 at 17:59
...
Using getopts to process long and short command line options
...
For example, here's an example of using GNU getopt, from a script of mine called javawrap:
# NOTE: This requires GNU getopt. On Mac OS X and FreeBSD, you have to install this
# separately; see below.
TEMP=`getopt -o vdm: --long verbose,debug,memory:,debugfile:,minheap:,maxheap: \
-n ...
My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...
Also note that there is a W3C proposal for standardizing HTTP streaming called Server-Sent Events. It is currently fairly early in it's evolution and is designed to provide a standard Javascript API with comparable simplicity to WebSockets.
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