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How to find the last field using 'cut'
...s. Based on our interactions with the OP we know that awk/sed/etc. are not allowed in his homework, but a reference to rev has not been made. So it was worth a shot
– zedfoxus
Mar 29 '14 at 5:03
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clearing a char array c
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@robUK, yes you are correct. Technically '\0' is equal to 0 (in ascii) but you should use '\0' because it makes your intention clear
– Mark Testa
Mar 11 '09 at 2:23
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How do you convert an entire directory with ffmpeg?
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Previous answer will only create 1 output file called out.mov. To make a separate output file for each old movie, try this.
for i in *.avi;
do name=`echo "$i" | cut -d'.' -f1`
echo "$name"
ffmpeg -i "$i" "${name}.mov"
done
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What is the simplest way to get indented XML with line breaks from XmlDocument?
...y already has everything nicely indented with line breaks. However, if I call LoadXml on some very "compressed" XML (no line breaks or indention) then the output of OuterXml stays that way. So ...
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How do you automatically set the focus to a textbox when a web page loads?
How do you automatically set the focus to a textbox when a web page loads?
13 Answers
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How to extract a floating number from a string [duplicate]
...ecimal notation something like
>>> import re
>>> re.findall("\d+\.\d+", "Current Level: 13.4 db.")
['13.4']
may suffice.
A more robust version would be:
>>> re.findall(r"[-+]?\d*\.\d+|\d+", "Current Level: -13.2 db or 14.2 or 3")
['-13.2', '14.2', '3']
If you want t...
How does HashSet compare elements for equality?
...the IEqualityComparer<T>.GetHashCode to find the hash code, then for all elements with the same hash code, it will use IEqualityComparer<T>.Equals to compare for actual equality.
That means you have two options:
Pass a custom IEqualityComparer<T> into the constructor. This is th...
100% width Twitter Bootstrap 3 template
...x on each side) which needs to be removed. Easiest way is to remove it manually, by using the following custom css: #SomeId div { padding-left:0; padding-right:0; }
– Martin
May 19 '14 at 9:49
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How to display the function, procedure, triggers source code in postgresql?
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\df+ outputs a lot more than the code. If all you want is the code, \sf will do the trick!
– Telic
May 10 '17 at 22:47
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What is a predicate in c#? [duplicate]
...cate<T> is a functional construct providing a convenient way of basically testing if something is true of a given T object.
For example suppose I have a class:
class Person {
public string Name { get; set; }
public int Age { get; set; }
}
Now let's say I have a List<Person> p...