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Reset/remove CSS styles for element only
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The CSS3 keyword initial sets the CSS3 property to the initial value as defined in the spec. The initial keyword has broad browser support except for the IE and Opera Mini families.
Since IE's lack of support may cause issue here are so...
Difference between malloc and calloc?
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@SteveJessop "Safer" isn't the correct word. I think "Deterministic" is the better term. Code that is more deterministic rather than having failures that are dependent on timing and data sequences, will be easier to isolate failures. Calloc is sometimes an...
How to open every file in a folder?
...ns the script we are running. Then it opens every text file and stores the words of the text line into a list. After store the words we print each word line by line
import os, fnmatch
listOfFiles = os.listdir('.')
pattern = "*.txt"
store = []
for entry in listOfFiles:
if fnmatch.fnmatch(entry...
Echo newline in Bash prints literal \n
...'hello\nworld'
prints
hello
world
$'' strings use ANSI C Quoting:
Words of the form $'string' are treated specially. The word expands to string, with backslash-escaped characters replaced as specified by the ANSI C standard.
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What are the differences and similarities between ffmpeg, libav, and avconv?
...king that FFmpeg (the project) is dead, which is not true. A bad choice of words, but I can't imagine Libav not expecting such a response by general users.
This message was removed upstream when the fake "ffmpeg" was finally removed from the Libav source, but, depending on your version, it can stil...
What is the difference between concurrency, parallelism and asynchronous methods?
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While the two words are very similar and could be confused (and often are), they do have different definitions: Concurrent = Existing, happening, or done at the same time. Parallel = of or pertaining to the apparent or actual performance o...
In bash, how does one clear the current input?
...e cursor's position.
(In Cygwin, this will clear the input up to the next word. Words are separated by spaces, underscores, ...)
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Using scp to copy a file to Amazon EC2 instance?
...irectory is your target destination, don't use server name there. In other words, you don't need to mention machine name for the machine you're currently in.
scp -i /path/to/your/.pemkey -r /copy/from/path user@server:/copy/to/path
-r if it's a directory.
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How to replace captured groups only?
...et assigned a base-1 index, accessible in a replace with a $, so the first word (\w+) is in a group, and becomes $1, the middle part (\d+) is the second group, (but gets ignored in the replace), and the third group is $3. So when you give the replace string of "$1!new_ID!$3", the $1 and $3 are repla...
What's the difference between a proxy server and a reverse proxy server? [closed]
...but perhaps too terse.
I will try to add some examples.
First of all, the word "proxy" describes someone or something acting on behalf of someone else.
In the computer realm, we are talking about one server acting on the behalf of another computer.
For the purposes of accessibility, I will limit ...