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Sort a text file by line length including spaces
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Answer
cat testfile | awk '{ print length, $0 }' | sort -n -s | cut -d" " -f2-
Or, to do your original (perhaps unintentional) sub-sorting of any equal-length lines:
cat testfile | awk '{ print length, $0 }' | sort -n | cut -d" " -f2-
In both cases, we have solved...
Programmatically get height of navigation bar
...discovered that this push down maintains the [self.view].frame.origin.y = 0 .
14 Answers
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Detect if stdin is a terminal or pipe?
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140
Use isatty:
#include <stdio.h>
#include <io.h>
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if (isatty(fileno(stdin)))
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Creating a BLOB from a Base64 string in JavaScript
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+50
The atob function will decode a Base64-encoded string into a new string with a character for each byte of the binary data.
const byte...
Why in Java 8 split sometimes removes empty strings at start of result array?
... in Java 7 and Java 8. The code is retrieved from grepcode, for version 7u40-b43 and 8-b132.
Java 7
public String[] split(CharSequence input, int limit) {
int index = 0;
boolean matchLimited = limit > 0;
ArrayList<String> matchList = new ArrayList<>();
Matcher m = ma...
How do I get user IP address in django?
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450
def get_client_ip(request):
x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
i...
How do I verify that an Android apk is signed with a release certificate?
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edited Jan 27 '17 at 20:05
Eugene
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answered Au...
Most efficient way to reverse a numpy array
...vehasteveha
64.4k1616 gold badges8181 silver badges109109 bronze badges
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PHP Function Comments
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answered Aug 21 '09 at 4:10
Josh LeitzelJosh Leitzel
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How do you use NSAttributedString?
...DK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta .
15 Answers
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