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Is mathematics necessary for programming? [closed]
...rcely against that. He said that programmers need only basic mathematical knowledge from high school or fresh year college math, no more no less, and that almost all of programming tasks can be achieved without even need for advanced math. He argued, however, that algorithms are fundamental & must-h...
How to create a shared library with cmake?
...ritten a library that I used to compile using a self-written Makefile, but now I want to switch to cmake. The tree looks like this (I removed all the irrelevant files):
...
Why is my program slow when looping over exactly 8192 elements?
...9;
}
}
So that leaves the two outer-loops that we're interested in.
Now we can see the problem is the same in this question: Why does the order of the loops affect performance when iterating over a 2D array?
You are iterating the matrix column-wise instead of row-wise.
To solve this probl...
Should I use Java date and time classes or go with a 3rd party library like Joda Time?
...
EDIT: Now that Java 8 has been released, if you can use that, do so! java.time is even cleaner than Joda Time, in my view. However, if you're stuck pre-Java-8, read on...
Max asked for the pros and cons of using Joda...
Pros:
I...
Can the Android layout folder contain subfolders?
Right now, I'm storing every XML layout file inside the 'res/layout' folder, so it is feasible and simple to manage small projects, but when there is a case of large and heavy projects, then there should be a hierarchy and sub-folders needed inside the layout folder.
...
What is the difference between the states selected, checked and activated in Android?
I'd like to know what differs those states. I didn't find any webpage clarifying this.
3 Answers
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How is set() implemented?
...where the time is O(n) then it is O(n).. I don't understand anything right now from all those tutorials.
– Claudiu Creanga
Sep 21 '16 at 21:13
4
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How should I choose an authentication library for CodeIgniter? [closed]
...ore up to date and active then tank-auth at this point in time. I want to know from a security perspective if it is as good as Tank-auth or not, because it has some additional features that might be useful.
– Vijay
May 13 '11 at 5:53
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MySQL 'create schema' and 'create database' - Is there any difference
...iew names. All tables and views were
created within a "schema". I do not know whether that version defined
some cross-schema access to tables and views, but I assume it did.
AFAIR, no product (at least back then) really implemented it, that whole
concept was more theory than practice.
OTOH, IS...
Getting vertical gridlines to appear in line plot in matplotlib
...ength=20, color='b')
ax.tick_params(which='minor', length=10, color='r')
Now to force the grid lines to be appear also on the Minor tick-marks, pass the which='minor' to the method:
ax.grid(b=True, which='minor', axis='x', color='#000000', linestyle='--')
or simply use which='both' to draw both...