大约有 47,000 项符合查询结果（耗时：0.0658秒） [XML]
Mutable vs immutable objects
...returning an array of strings from a method) but I'm having trouble understanding what the negative impacts are of this. What are the best practices around using mutable objects? Should you avoid them whenever possible?
...
Adding asterisk to required fields in Bootstrap 3
...="id_tos" name="tos" required="required" type="checkbox" /> I have read and agree to the Terms of Service
</label>
</div>
</div>
</div>
Ok third edit:
CSS back to what is was
.form-group.required .control-label:after {
content:"*";
color:red...
What is difference between sjlj vs dwarf vs seh?
... I'm using GCC. Everything is great. I can optimize code, it compiles fast and uses not-so-much memory.
2 Answers
...
How to pass password automatically for rsync SSH command?
I need to do rsync by ssh and want to do it automatically without the need of passing password for ssh manually.
13 A...
How do I erase an element from std::vector by index?
I have a std::vector, and I want to delete the n'th element. How do I do that?
15 Answers
...
Stylecop vs FXcop
...em, it would defeat the entire purpose of the tool.)
FxCop, on the other hand, is a static analysis tool that works on the level of the managed assembly. It can be given directions via attributes because it can see attributes on code elements, e.g.. It detects problems that can be seen on the "bi...
“Invalid signature file” when attempting to run a .jar
My java program is packaged in a jar file and makes use of an external jar library, bouncy castle . My code compiles fine, but running the jar leads to the following error:
...
Print array elements on separate lines in Bash?
...doing this :
$ printf '%s\n' "${my_array[@]}"
The difference between $@ and $*:
Unquoted, the results are unspecified. In Bash, both expand to separate args
and then wordsplit and globbed.
Quoted, "$@" expands each element as a separate argument, while "$*"
expands to the args merged into one a...
C++ lambda with captures as a function pointer
I was playing with C++ lambdas and their implicit conversion to function pointers. My starting example was using them as callback for the ftw function. This works as expected.
...
@property retain, assign, copy, nonatomic in Objective-C
...to Objective-C can someone give me an overview of the retain, assign, copy and any others I'm missing, that follow the @property directive? What are they doing and why would I want to use one over another?
...