大约有 23,000 项符合查询结果（耗时：0.0321秒） [XML]
What are the downsides to using Dependency Injection? [closed]
... I probably want to switch from std::cout to std::wcout. But that means my strings then have to be of wchar_t, not of char. Either every caller has to be changed, or (more reasonably), the old implementation gets replaced with an adaptor that translates the string and calls the new implementation.
...
Byte order mark screws up file reading in Java
...ets read along with the rest of the first line, thus causing problems with string compares.
9 Answers
...
C/C++ NaN constant (literal)?
...
What are the differences between outputs for different strings? Which one should we use in typical numerical code?
– quant_dev
Jul 26 at 19:55
...
Hash Map in Python
...text, is dict(key1=value1, key2=value2, ...) but that requires the keys to strings which are also valid Python identifiers (and internally, this also creates a dictionary).
– user395760
Jan 2 '12 at 17:31
...
Remove characters from NSString?
I want to remove the spaces, so the new string would be "ABCDEFG".
6 Answers
6
...
How can I use UUIDs in SQLAlchemy?
...ve storing as binary(16 bytes) should end up being more efficient than the string representation(36 bytes?), And there seems to be some indication that indexing 16 byte blocks should be more efficient in mysql than strings. I wouldn't expect it to be worse anyway.
One disadvantage I've found is tha...
Ruby: Can I write multi-line string with no concatenation?
...tual answers had it, I'm compiling them here:
str = 'this is a multi-line string'\
' using implicit concatenation'\
' to prevent spare \n\'s'
=> "this is a multi-line string using implicit concatenation to eliminate spare
\\n's"
As a bonus, here's a version using funny HEREDOC syntax (via...
How do I increase the RAM and set up host-only networking in Vagrant?
...nage-modifyvm
The vagrant documentation has the section on how to change IP address:
Vagrant::Config.run do |config|
config.vm.network :hostonly, "192.168.50.4"
end
Also you can restructure the configuration like this, ending is do with end without nesting it.
This is simpler.
config.vm.defi...
SVG get text element width
...lue"; // for convenience when visible
div.innerHTML = "YOUR STRING";
document.body.appendChild(div);
var offsetWidth = div.offsetWidth;
var clientWidth = div.clientWidth;
document.body.removeChild(div);
...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...明，都是将socket称作"套接字"，也就是对底层tcp/ip的一种封装，所以要想真正理解socket的原理，就得去深入理解tcp/ip实现网络通信的机制，这属于计算机网络这块的东西，与实际的编程没有太大的关联，这里就不深入说明...