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What's the difference between ASCII and Unicode?
... á, ü, ç, ñ, etc. (aka diacritics).
ASCII Extended
Some clever people started using the 8th bit (the bit used for parity) to encode more characters to support their language (to support "é", in French, for example). Just using one extra bit doubled the size of the original ASCII table to map u...
Python - doctest vs. unittest [closed]
I'm trying to get started with unit testing in Python and I was wondering if someone could explain the advantages and disadvantages of doctest and unittest.
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ASP.NET MVC - Find Absolute Path to the App_Data folder from Controller
...on't work in some situations where there isn't an HttpContext (application_start etc)
– mcintyre321
Sep 15 '14 at 12:18
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Vim: insert the same characters across multiple lines
...d rather than a lowercase i, because the lowercase i is interpreted as the start of a text object, which is rather useful on its own, e.g. for selecting inside a tag block (it):
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improve th...
Deleting queues in RabbitMQ
...y persistent messages
rabbitmqctl stop_app
rabbitmqctl reset
rabbitmqctl start_app
The rabbitmq documentation says that the reset command:
Returns a RabbitMQ node to its virgin state.
Removes the node from any cluster it belongs to, removes all data from
the management database, such...
How can I convert this foreach code to Parallel.ForEach?
...w processes can be slower, as they're run serially
Process 2 can't start until 1 is done. Process 3 can't start until 2 & 1 are done...
Execution of quick processes can be faster, as there is no threading overhead
Parallel.ForEach:
Execution takes place in parallel way.
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/bin/sh: pushd: not found
...ocesses. (A hypothetical pushd command might do the chdir(2) call and then start a new shell, but ... it wouldn't be very usable.) pushd is a shell builtin, just like cd.
So, either change your script to start with #!/bin/bash or store the current working directory in a variable, do your work, then...
How to “properly” create a custom object in JavaScript?
...gramming languages, and in many places straight-up badly designed.)
Let's start with the prototype way. This is the most JavaScript-native you can get: there is a minimum of overhead code and instanceof will work with instances of this kind of object.
function Shape(x, y) {
this.x= x;
this...
What does 'public static void' mean in Java?
...
the java runtime environment must call the main method to start your application. it couldn't do that when it were private.
– Philipp
Sep 4 '12 at 20:44
add a...
Hand Coded GUI Versus Qt Designer GUI [closed]
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Our experience with Designer started in Qt3.
Qt3
At that point, Designer was useful mainly to generate code that you would then compile into your application. We started using for that purpose but with all generated code, once you edit it, you can no l...