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Why should eval be avoided in Bash, and what should I use instead?
...:
# 1 -> "$1\n"
# 2 -> "$2"
# 3 -> "$3"
# 4 -> "$4"
# etc.
printf "$1\n" "${@:2}"
}
function error
{
# Send the first element as one argument, and the rest of the elements as a combined argument.
# Arguments to println:
# 1 -> '\e[31mE...
How can I write text on a HTML5 canvas element?
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answered Apr 26 '12 at 16:46
ZibriZibri
6,33222 gold badges3535 silver badges3434 bronze badges
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configure: error: Unable to find gd.h anywhere under /usr/local/gd - ...
...configure: error: Unable to find gd.h anywhere under错误
编译PHP的--with-gd=/usr/include
错误提示：
configure: error: Unable to find gd.h anywhere under
表明已经装好GD库啦，把后面的路径取消就可以啦
--with-gd --with-jpeg --with-png
ok
一般到这里就可...
Implementation difference between Aggregation and Composition in Java
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answered Sep 14 '12 at 20:13
AnandAnand
17.7k4141 gold badges113113 silver badges181181 bronze badges
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Why do we use arrays instead of other data structures?
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4 Answers
4
Active
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How to export DataTable to Excel
... Julien N
3,63833 gold badges2525 silver badges4242 bronze badges
answered Nov 21 '11 at 15:54
hmqcnoesyhmqcnoesy
3,90533 gol...
How do I get the find command to print out the file size with the file name?
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shyamshyam
7,83244 gold badges2323 silver badges4040 bronze badges
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Javascript fuzzy search that makes sense
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answered Apr 26 '14 at 0:25
Thomas WThomas W
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Get exception description and stack trace which caused an exception, all as a string
...error(err) function.
– AnnanFay
Oct 4 '19 at 1:23
It works with the error that was caught and handled.
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Objective-C : BOOL vs bool
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From the definition in objc.h:
#if (TARGET_OS_IPHONE && __LP64__) || TARGET_OS_WATCH
typedef bool BOOL;
#else
typedef signed char BOOL;
// BOOL is explicitly signed so @encode(BOOL) == "c" rather than "C"
// even if -funsigned-char is used.
#endif
#define YES ((BOOL)1)
#define NO ...