大约有 40,000 项符合查询结果（耗时：0.0921秒） [XML]
C++11 rvalues and move semantics confusion (return statement)
...move overloads for nearly anything (hash key and values, vector insertion, etc), and is where you will see them the most.
You can also use them to normal functions, and if you only provide an rvalue reference argument you can force the caller to create the object and let the function do the move. ...
Git: “Not currently on any branch.” Is there an easy way to get back on a branch, while keeping the
... hash of last commit. Checkout the branch you wish to be at, and git merge _hash_
– Daniel
May 31 '12 at 13:31
BE REAL...
Difference between return and exit in Bash functions
...to determine how the script was forced to stop if called by another script etc. Enough on exit.
return when called will return the value specified to indicate the function's behavior, usually a 1 or a 0. For example:
#!/bin/bash
isdirectory() {
if [ -d "$1" ]
then
retu...
Perform Segue programmatically and pass parameters to the destination view
...don’t pass an actual payload, pass context, like which cell/button/index/etc triggered the segue.
– trapper
Sep 27 '18 at 12:54
...
How to create a custom attribute in C#
...to add data to your code that might be later used by other methods/classes/etc.
share
|
improve this answer
|
follow
|
...
Just what is an IntPtr exactly?
...Pointers are pointy things, and pointy things e.g. swords, axes, pointers, etc. should be handled with extra special care.
Pointers give the programmer tight control of a system. Therefore mistakes made are likely to have more serious consequences.
In order to use pointers, unsafe code has to be e...
How to Git stash pop specific stash in 1.8.3?
... curly braces may require escaping or quoting depending on your OS, shell, etc.
See "stash@{1} is ambiguous?" for some detailed hints of what may be going wrong, and how to work around it in various shells and platforms.
git stash list
git stash apply stash@{n}
git stash apply version
...
Disable messages upon loading a package
...y R script is being used for further analysis I want to completely disable all of this output. How do I do that? Furthermore, I'd prefer to do it without having to modify ROCR at all, so that future users of this script don't have to do that either.
...
Performing Breadth First Search recursively
...tion, but I suppose I could imagine some bizarre scenario where you're not allowed any heap space for some reason [some really bad custom memory manager? some bizarre runtime/OS issues?] while you still have access to the stack...)
Breadth-first traversal traditionally uses a queue, not a stack. T...
Replace part of a string with another string
...string, "$name", "Somename");
In response to a comment, I think replaceAll would probably look something like this:
void replaceAll(std::string& str, const std::string& from, const std::string& to) {
if(from.empty())
return;
size_t start_pos = 0;
while((start_pos...