大约有 40,000 项符合查询结果（耗时：0.0280秒） [XML]
Types in Objective-C on iOS
...e:
32 bit process:
NSLog(@"Primitive sizes:");
NSLog(@"The size of a char is: %d.", sizeof(char));
NSLog(@"The size of short is: %d.", sizeof(short));
NSLog(@"The size of int is: %d.", sizeof(int));
NSLog(@"The size of long is: %d.", sizeof(long));
NSLog(@"The size of long long is: %d....
What is the printf format specifier for bool?
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@HelloGoodbye, passing a single char * to printf() is considered bad practice because it's really supposed to be a format string, and an unescaped percent sign might cause your program to blow up (see here for more). Thus, printf("%s", ...) is safer. If you...
How to convert List to List?
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listofIDs.Select(int.Parse).ToList()
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Search for all occurrences of a string in a mysql database [duplicate]
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In phpMyAdmin a 'Search' feature is available:
Select particular database not table.
Click 'Search' tab
Enter the search term you want
Select the tables you want to search in
phpMyAdmin screen shot:
The 'Search' feature is also available in MySQL Workbench:
Databa...
Regarding 'main(int argc, char *argv[])' [duplicate]
Every program is starting with the main(int argc, char *argv[]) definition.
8 Answers
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Convert hyphens to camel case (camelCase)
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@wolfram77, You include multiple dashes/space characters in the regexp, then uppercase the second character of the match, meaning if the second character is a space or dash, it is the one getting uppercased. How about this: var camelCased = myString.replace(/(-+|\s+)\w/g...
Reserved keywords in JavaScript
... int native new.
Else, delete null public var
In return for const, true, char
…Finally catch byte.
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Code for decoding/encoding a modified base64 URL
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Won't this add up to three '=' chars? It appears that there will only be 0, 1, or 2 of these.
– Kirk Liemohn
Aug 4 '09 at 17:10
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Tools to get a pictorial function call graph of code [closed]
...that contains a lot of interesting performance data.
On the bottom right, select the "Call graph" tab. This shows an interactive call graph that correlates to performance metrics in other windows as you click the functions.
To export the graph, right click it and select "Export Graph". The exporte...
How to read a file in reverse order?
... while position >= 0:
qfile.seek(position)
next_char = qfile.read(1)
if next_char == "\n":
yield line[::-1]
line = ''
else:
line += next_char
position -= 1
yield line[::-1]
if __n...