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Using -performSelector: vs. just calling the method
I'm still kind of new to Objective-C and I'm wondering what is the difference between the following two statements?
5 Answe...
Read file line by line using ifstream in C++
...
#include <fstream>
std::ifstream infile("thefile.txt");
The two standard methods are:
Assume that every line consists of two numbers and read token by token:
int a, b;
while (infile >> a >> b)
{
// process pair (a,b)
}
Line-based parsing, using string streams:
#include ...
How to keep the local file or the remote file during merge using Git and the command line?
...s well do:
git checkout --theirs /path/to/file
to keep the remote file, and:
git checkout --ours /path/to/file
to keep local file.
Then git add them and everything is done.
Edition:
Keep in mind that this is for a merge scenario. During a rebase --theirs refers to the branch where you've bee...
Finish all previous activities
... home.
Assuming you are finishing the login screen when the user logs in and home is created and afterwards all the screens from 1 to 5 on top of that one. The code i posted will return you to home screen finishing all the other activites. You can add an extra in the intent and read that in the ho...
Swift to Objective-C header not created in Xcode 6
... In Build Settings under Packaging, my Defines Module is set to Yes and I created a Product Module Name without spaces. The "*-Swift.h" is not generated by XCode 6. ???
– Loozie
Jun 11 '14 at 20:27
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Homebrew install specific version of formula?
...en two installed versions. (*)
If you have been using homebrew for longer and never removed older versions (using, for example brew cleanup), chances are that some older version of your program may still be around. If you want to simply activate that previous version, brew switch is the easiest way...
How to use onSavedInstanceState example please
...vity is about to be destroyed. But how do you store your information in it and bring it back to its original state in onCreate(Bundle savedInstanceState) ? I don't understand how this bundle will restore information. It would be helpful if someone can provide an example.
The Dev guide doesn't do a ...
What is RPC framework and Apache Thrift?
...for a University project. As this tutorial says, it is an RPC framework, and it was the only document I could find for Thrift other than their documentation .
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Should a return statement be inside or outside a lock?
... that in some place in my code I have the return statement inside the lock and sometime outside. Which one is the best?
9 A...
What are static factory methods?
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if i understand correct, can you add availableConnections.add(db) to method returnDbConnection(DbConnection db)?
– Haifeng Zhang
May 6 '14 at 17:19
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