大约有 47,000 项符合查询结果（耗时：0.0749秒） [XML]
Maven2: Missing artifact but jars are in place
From now to then, my Maven 2 started to mess around.
33 Answers
33
...
Storyboard - refer to ViewController in AppDelegate
...roject and specify the name of the new class in the IB identity inspector. Now how am I going to refer to this ViewController programmatically from the AppDelegate? I've made a variable with the relevant class and turned it into an IBOutlet property, but I don't see any way of being able to refer to...
displayname attribute vs display attribute
...
Good to know! Was about to implement a custom attribute to load the display value from the .resx file, then happened on this question. Display attribute is the way to go when developing localized applications.
– ...
string c_str() vs. data()
...In C++11 onwards, both functions are required to be the same. i.e. data is now required to be null-terminated. According to cppreference: "The returned array is null-terminated, that is, data() and c_str() perform the same function."
...
What's wrong with foreign keys?
...n get nice "on delete cascade" behavior, automatically cleaning up tables
knowing about the relationships between tables in the database helps the Optimizer plan your queries for most efficient execution, since it is able to get better estimates on join cardinality.
FKs give a pretty big hint on wh...
Sublime Text 2: Trim trailing white space on demand
I know that Sublime Text 2 can delete the trailing white space on files upon saving.
5 Answers
...
How does JavaScript handle AJAX responses in the background?
... example).
The native code networking that lies under the ajax call will know when the ajax response is done and an event will get added to the javascript event queue. How the native code knows when the ajax call is done depends upon the implementation. It may be implemented with threads or it ma...
How to write a simple database engine [closed]
...ed in learning how a database engine works (i.e. the internals of it). I know most of the basic data structures taught in CS (trees, hash tables, lists, etc.) as well as a pretty good understanding of compiler theory (and have implemented a very simple interpreter) but I don't understand how to go ...
Configure Sublime Text on OS X to show full directory path in title bar
...ttings.
{
"show_full_path": true,
"save_on_focus_lost": true
}
Now save this settings file.
Now you should be able to see the full path in the title bar.
(NOTE: for me I didn't need to restart Sublime see the path in the title bar, but I think I had to when I was using the Windows ve...
Android: What is better - multiple activities or switching views manually?
...e its own Activity.
UPDATE March 2014:
At this point the question should now include the choice of Fragments. I think that Views are probably the least likely choice of the 3: Activity, Fragment, View. If you want to implement screens that make use of the back button then it should be either Activ...