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How to define a two-dimensional array?
...array type with two dimensions. There are many ways to create a new array; one of the most useful is the zeros function, which takes a shape parameter and returns an array of the given shape, with the values initialized to zero:
>>> import numpy
>>> numpy.zeros((5, 5))
array([[ 0....
What is global::?
...hing I have ever used myself so I don't know what the purpose is. Can someone explain this?
4 Answers
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Example of Named Pipes
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If you have the problem that the pipe closes after one read, check this answer: stackoverflow.com/a/895656/941764
– jgillich
Nov 11 '13 at 10:41
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Change Placeholder Text using jQuery
...creates a new Placeholder instance while events are still bound to the old one.
Looking at the code, it looks like you could do:
$("#serMemtb").attr("placeholder", "Type a name (Lastname, Firstname)").blur();
EDIT
placeholder is an HTML5 attribute, guess who's not supporting it?
Your plugin...
Replacing column values in a pandas DataFrame
I'm trying to replace the values in one column of a dataframe. The column ('female') only contains the values 'female' and 'male'.
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How to prevent Node.js from exiting while waiting for a callback?
...hat occurs, allowing node to exit silently.
This is a sneaky bug, that is one that the module developer might not run into during development, as it will occur less often in busy systems with many queues as it will be rare for all of them to be empty at the critical time.
A possible fix/bug detect...
Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh insta
I had a Macintosh I used to develop iPhone apps with using XCode 4.
I now have a new Macintosh with a new install of... everything.
...
Check number of arguments passed to a Bash script
...to it. This has already been suggested in the comments by ekangas but someone edited this answer to have it with -1 as the returned value, so I might as well do it right.
-1 though accepted by Bash as an argument to exit is not explicitly documented and is not right to be used as a common suggestio...
Why are empty catch blocks a bad idea? [closed]
...umes two things: 1. That the exception being thrown is indeed a meaningful one and that the one who wrote the code that throws knew what he was doing; 2. That the exception is indeed an "error condition" and is not abused as control flow (although this is a more specific case of my first point).
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Why would I use Scala/Lift over Java/Spring? [closed]
...and useful, especially since Scala has a builtin language-level XML mode. One can write XML inline within Scala methods, including variable bindings in braces. This can be delightful for very simple XML services or mockups of services -- you can bang out a suite of HTTP response actions all in one...