大约有 44,000 项符合查询结果（耗时：0.0210秒） [XML]
What is std::string::c_str() lifetime?
...programs, I have to interface with some legacy code that works with const char* .
7 Answers
...
Concept of void pointer in C programming
...l incorrectly, you can safely dereference a void* in two ways. Casting to char* is always acceptable, and if you know the original type it points to you can cast to that type. The void* has lost the type info so it'd have to be stored elsewhere.
– Dan Olson
M...
How to remove last n characters from every element in the R vector
..., and I could not find a simple example online of how to remove the last n characters from every element of a vector (array?)
...
Correct way to populate an Array with a Range in Ruby
...
@kakubei use concat instead of <<. Also, you shouldn't be getting "can't convert Range into Integer" unless order is an integer - in which case you'd be bit-shifting, not array-appending.
– Kelvin
...
Convert MySql DateTime stamp into JavaScript's Date format
...der browsers (now fixed):
new (Function.prototype.bind.apply(Date, [null].concat("2010-06-09 13:12:01".split(/[\s:-]/)).map(function(v,i){return i==2?--v:v}) ));
alert(d); // Wed Jun 09 2010 13:12:01 GMT+0100 (GMT Daylight Time)
...
MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...
...
CREATE TABLE IF NOT EXISTS `radius`.`checksums` ( db CHAR(64) NOT NULL, tbl CHAR(64) NOT NULL, chunk INT NOT NULL, chunk_time FLOAT NULL, chunk_index VARCHAR(200) NULL, lower_boundary TEXT ...
Replace words in the body text
...nextSibling){
if (node.nodeType==3) all.push(node);
else all = all.concat(textNodesUnder(node));
}
return all;
}
textNodes=textNodesUnder(document.body)
for (i in textNodes) { textNodes[i].nodeValue = textNodes[i].nodeValue.replace(/hello/g, 'hi');
`and followingly I applied the r...
Path.Combine for URLs?
...railing slash round for quite a while all for the sake of not doing string concat.
– Carl
Jan 12 '11 at 16:10
66
...
Method Syntax in Objective-C
...ersonData) for setting some information about person:
void setPersonData( char* name, int age, float height ) {
and in Objective-C the method would be more descriptive (setPersonName:andAge:andHeight:), like
- (void) setPersonName: (char *)name andAge:(int)age andHeight:(float)height {
...
Cleanest way to build an SQL string in Java
...letes, inserts, selects, that sort of thing) - instead of the awful string concat method using millions of "+"'s and quotes which is unreadable at best - there must be a better way.
...