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How to download all files (but not HTML) from a website using wget?
...r reply :) It copies whole site and I need only files (i.e. txt,pdf,image etc.) in the website
– Aniruddhsinh
Jan 6 '12 at 9:05
...
Crontab Day of the Week syntax
...s possible to replace numbers by shortened name of days, such as MON, THU, etc:
0 - Sun Sunday
1 - Mon Monday
2 - Tue Tuesday
3 - Wed Wednesday
4 - Thu Thursday
5 - Fri Friday
6 - Sat Saturday
7 - Sun Sunday
Graphically:
┌────────── ...
How to use JUnit to test asynchronous processes
...
IMHO it's bad practice to have unit tests create or wait on threads, etc. You'd like these tests to run in split seconds. That's why I'd like to propose a 2-step approach to testing async processes.
Test that your async process is submitted properly. You can mock the object that accepts your...
How can I expand and collapse a using javascript?
...a container with different sections, so this is not a list like 1, 2, 3... etc. I am listing repeating sections with information. In each section, there is a subsection. The general build is as follows:
...
Can I write a CSS selector selecting elements NOT having a certain class or attribute?
...iv>...but not me...</div>
</div>
Browser Support, etc.
:not is a CSS3 level selector, the main exception in terms of support is that it is IE9+
The spec also makes an interesting point:
the :not() pseudo allows useless selectors to be written. For
instance :not(*|*),...
How to check what user php is running as?
... Very clever cross platform solution. Boh!
– Matt Fletcher
May 23 '14 at 15:51
3
Nice: the only ...
How do you Encrypt and Decrypt a PHP String?
...ng an AEAD construct, ALWAYS encrypt then MAC!
bin2hex(), base64_encode(), etc. may leak information about your encryption keys via cache timing. Avoid them if possible.
Even if you follow the advice given here, a lot can go wrong with cryptography. Always have a cryptography expert review your imp...
Why does Python code use len() function instead of a length method?
...
len, str, etc. can be used with higher-order functions like map, reduce, and filter without the need to define a function or lambda just to call a method. Not everything revolves around OOP, even in Python.
– Evic...
What are the differences between PMD and FindBugs?
...ck, long parameter list, unnecessary constructor, missing break in switch, etc. PMD also tells you about the Cyclomatic complexity of your code which I find very helpful (FindBugs doesn't tell you about the Cyclomatic complexity).
FindBugs works on bytecode. Here are some problems FindBugs finds wh...
Why are unnamed namespaces used and what are their benefits?
...
An anonymous namespace makes the enclosed variables, functions, classes, etc. available only inside that file. In your example it's a way to avoid global variables. There is no runtime or compile time performance difference.
There isn't so much an advantage or disadvantage aside from "do I want...