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How to find the 'sizeof' (a pointer pointing to an array)?
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275
No, you can't. The compiler doesn't know what the pointer is pointing to. There are tricks, ...
Is there an alternative sleep function in C to milliseconds?
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edited Jun 18 at 2:29
answered Jul 21 '09 at 3:52
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How to loop through an associative array and get the key? [duplicate]
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12 Answers
12
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How do I put a variable inside a string?
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answered Jun 2 '10 at 19:08
AmberAmber
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How to remove empty cells in UITableView? [duplicate]
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edited Aug 27 '17 at 23:09
answered Jan 25 '13 at 11:11
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Why does Maven have such a bad rep? [closed]
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votes
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How do I download a file over HTTP using Python?
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25 Answers
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How do I enable/disable log levels in Android?
...nd define its debug level based on loglevel.
public static int LOGLEVEL = 2;
public static boolean ERROR = LOGLEVEL > 0;
public static boolean WARN = LOGLEVEL > 1;
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public static boolean VERBOSE = LOGLEVEL > 4;
if (VERBOSE) Log.v(TAG, "Message here"); // Won't be shown
if (WARN...
Validating parameters to a Bash script
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#!/bin/sh
die () {
echo >&2 "$@"
exit 1
}
[ "$#" -eq 1 ] || die "1 argument required, $# provided"
echo $1 | grep -E -q '^[0-9]+$' || die "Numeric argument required, $1 provided"
while read dir
do
[ -d "$dir" ] || die "Directory $dir does n...
Convert Base64 string to an image file? [duplicate]
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265
The problem is that data:image/png;base64, is included in the encoded contents. This will resu...