大约有 44,000 项符合查询结果(耗时:0.0541秒) [XML]

https://stackoverflow.com/ques... 

How to build for armv6 and armv7 architectures with iOS 5

...u have to support older stuff for a while. And I guess the Xcode dev team knows this too, which is why you can add armv6 support back in quite simply. share | improve this answer | ...
https://stackoverflow.com/ques... 

How to work around the lack of transactions in MongoDB?

I know there are similar questions here but they are either telling me to switch back to regular RDBMS systems if I need transactions or use atomic operations or two-phase commit . The second solution seems the best choice. The third I don't wish to follow because it seems that many things coul...
https://stackoverflow.com/ques... 

Always pass weak reference of self into block in ARC?

... NSUInteger idx, BOOL *stop) { [self doSomethingWithObj:obj]; }]; Now, your object (self) has an explicit strong reference to the block. And the block has an implicit strong reference to self. That's a cycle, and now neither object will be deallocated properly. Because, in a situation like...
https://stackoverflow.com/ques... 

How do I read configuration settings from Symfony2 config.yml?

...gmail.com You should find the call you are making within your controller now works. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

How do you run CMD.exe under the Local System Account?

...exe. When explorer is launched notice the name "system" in start menu bar. Now you can delete some files in system32 directory which as admin you can't delete or as admin you would have to try hard to change permissions to delete those files. Users who try to rename or deleate System files in any ...
https://stackoverflow.com/ques... 

Python group by

...AT'), ('5594916', 'ETH'), ('1550003', 'ETH')] input.sort(key=sortkeyfn) Now input looks like: [('5238761', 'ETH'), ('5349618', 'ETH'), ('962142', 'ETH'), ('7795297', 'ETH'), ('7341464', 'ETH'), ('5594916', 'ETH'), ('1550003', 'ETH'), ('11013331', 'KAT'), ('9843236', 'KAT'), ('9085267', 'NOT'),...
https://stackoverflow.com/ques... 

What's the best way to share data between activities?

...ies which I would like to be able to use the data from the first activity. Now I know I can do something like this: 14 Answ...
https://stackoverflow.com/ques... 

How to modify a specified commit?

...et HEAD^". that will put the modified files of that commit into the stage. Now pick and commit any files as you wish. This flow is quite well explained in "git-rebase" man page. See section "Splitting commits". bit.ly/d50w1M – Diego Pino Mar 15 '10 at 19:18 ...
https://stackoverflow.com/ques... 

Where and why do I have to put the “template” and “typename” keywords?

... my C++11 answer) In order to parse a C++ program, the compiler needs to know whether certain names are types or not. The following example demonstrates that: t * f; How should this be parsed? For many languages a compiler doesn't need to know the meaning of a name in order to parse and basicall...
https://stackoverflow.com/ques... 

How to find memory leak in a C++ code/project?

...house a string. delete [] str; // Clear those 30 bytes and make str point nowhere. 2 Reallocate memory only if you've deleted. In the code below, str acquires a new address with the second allocation. The first address is lost irretrievably, and so are the 30 bytes that it pointed to. Now they'r...