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How to go to each directory and execute a command?
...care in which directory you execute them. for f in foo bar; do cat "$f"/*.txt; done >output is functionally equivalent to cat foo/*.txt bar/*.txt >output. However, ls is one command that does produce slightly different output depending on how you pass it arguments; similarly, a grep or wc wh...
Read a file line by line assigning the value to a variable
I have the following .txt file:
10 Answers
10
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现实版《道士下山》：道长老梁的四面人生 - 轻松一刻 - 清泛网 - 专注C/C++...
...是一种信仰，任何人都可以，但出家就比较正式，有一套完整的仪式。那次，老梁不是去出家的。
由于上山太晚，他和朋友们住了下来。头天晚上，师父就把老梁单独叫过去，说“我给你起道名吧”。师父说：“你是我第八个...
Script to get the HTTP status code of a list of urls?
...ilent --head --write-out "%{http_code} $LINE\n" "$LINE"
done < url-list.txt
(Eagle-eyed readers will notice that this uses one curl process per URL, which imposes fork and TCP connection penalties. It would be faster if multiple URLs were combined in a single curl, but there isn't space to writ...
What does it mean to inflate a view from an xml file?
...button text";
but.background ...
but.leftDrawable.. and so on...
TextView txt = new TextView();
txt.setText ="button text";
txt.background ... and so on...
Then we have to create a layout where we can add above views:
RelativeLayout rel = new RelativeLayout();
rel.addView(but);
And now if we ...
CSS hack大全 - 创意 - 清泛网 - 专注C/C++及内核技术
...记往往造就的是我们更广泛的hack手段。下例的代码比较完整，大家可以选择参考。
实例代码：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" la...
How to calculate time elapsed in bash script?
... ]; then hplur=''; else hplur='s'; fi
if [[ $hours -gt 0 ]]; then
txt="$hours hour$hplur, $mins minute$mplur, $secs second$splur"
elif [[ $mins -gt 0 ]]; then
txt="$mins minute$mplur, $secs second$splur"
else
txt="$secs second$splur"
fi
echo "$txt (from $duration sec...
Force add despite the .gitignore file
...ll the force-tracked files. HOWEVER: in .gitignore use !specific-file-name.txt without the folder hierarchy, this way tracking will follow the file around the repo.
– Merlin
Oct 27 '17 at 7:13
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Python 2.7: Print to File
...al windows and run your code in this way:
python yourcode.py >> log.txt
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What's the right way to decode a string that has special HTML entities in it? [duplicate]
...code is that tags are also preserved.
function decodeHtml(html) {
var txt = document.createElement("textarea");
txt.innerHTML = html;
return txt.value;
}
Example: http://jsfiddle.net/k65s3/
Input:
Entity:&nbsp;Bad attempt at XSS:<script>alert('new\nline?')</script>&l...