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Where to put model data and behaviour? [tl; dr; Use Services]
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@Aaronius just to be clear : i have never actually read "you should never do that" on any angularjs doc or blogs, but i've always read things like "angularjs doesn't need a model, it's just using plain old javascript", and I had to discover this pattern on my own. Since this ...
How can I make one python file run another? [duplicate]
...oid where possible.
execfile('file.py') in Python 2
exec(open('file.py').read()) in Python 3
Spawn a shell process: os.system('python file.py'). Use when desperate.
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Object-orientation in C
...their respective native binaries. The approach made the code very easy to read once you realized what they were trying to do.
– Kieveli
Jun 3 '13 at 12:49
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How do I pass a class as a parameter in Java?
... not easy, and no one is addressing it here. This post provides an option (read all the comments, because the accepted answer doesn't work): stackoverflow.com/questions/234600/…. It's pretty messy, though, and the compiler warnings you get suggest they didn't want people to do this with Java. Much...
What is a None value?
I have been studying Python, and I read a chapter which describes the None value, but unfortunately this book isn't very clear at some points. I thought that I would find the answer to my question, if I share it there.
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Which is more efficient, a for-each loop, or an iterator?
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If you are just wandering over the collection to read all of the values, then there is no difference between using an iterator or the new for loop syntax, as the new syntax just uses the iterator underwater.
If however, you mean by loop the old "c-style" loop:
for(int i=0...
Get final URL after curl is redirected
...goo.gl+bit.ly which redirect to youtube
1. With follow location
time while read -r line; do
curl -kIsL -w "%{url_effective}\n" -o /dev/null $line
done < all_videos_link.txt
Results:
real 1m40.832s
user 0m9.266s
sys 0m15.375s
2. Without follow location
time while read -r line; do
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Which characters need to be escaped when using Bash?
...mmand: sed -e 's/./\\&/g; 1{$s/^$/""/}; 1!s/^/"/; $!s/$/"/'.
2b. More readable version of 2
There's an easy safe set of characters, like [a-zA-Z0-9,._+:@%/-], which can be left unescaped to keep it more readable
I\'m\ a\ s@fe\ \$tring\ which\ ends\ in\ newline"
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sed command: LC_ALL=C sed -...
Linux command or script counting duplicated lines in a text file?
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uniq -c file
and in case the file is not sorted already:
sort file | uniq -c
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Using CSS to affect div style inside iframe
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Yes. Take a look at this other thread for details:
How to apply CSS to iframe?
var cssLink = document.createElement("link");
cssLink.href = "style.css";
cssLink.rel = "stylesheet";
cssLink.type = "text/css";
frames['frame1'].document.body.appendChild(...