大约有 42,000 项符合查询结果（耗时：0.0741秒） [XML]
Execute AsyncTask several times
In my Activity I use a class which extends from AsyncTask and a parameter which is an instance of that AsyncTask. When I call mInstanceOfAT.execute("") everything is fine.
But the app crash when I press an update button which calls again the AsyncTask(In case the network job didnt work). Cause the...
Do git tags get pushed as well?
...ectory all the tags are present, but when I logon to the
remote repository and do a git tag , only the first few show up.
...
How do I check if a variable exists?
...
Ok, and how can i check attribute existing in class?
– Max Frai
May 9 '09 at 13:19
8
...
Is there a Python caching library?
...nything so far. I need a simple dict -like interface where I can set keys and their expiration and get them back cached. Sort of something like:
...
How to change Xcode Project name
...
Be careful, I found this changed the sizes of images and a lot of textures could not be sourced, undid the change and followed the answer below: change Bundle Display name
– dancingbush
Dec 6 '14 at 17:09
...
Why does Python code run faster in a function?
...ompiled, the local variables are stored in a fixed-size array (not a dict) and variable names are assigned to indexes. This is possible because you can't dynamically add local variables to a function. Then retrieving a local variable is literally a pointer lookup into the list and a refcount increas...
Polymorphism with gson
... problem deserializing a json string with Gson.
I receive an array of commands. The command can be start, stop , some other type of command. Naturally I have polymorphism, and start/stop command inherit from command.
...
SqlDataAdapter vs SqlDataReader
...ver once
Is not as useful for updating back to the database
On the other hand, it:
Only has one record in memory at a time rather than an entire result set (this can be HUGE)
Is about as fast as you can get for that one iteration
Allows you start processing results sooner (once the first record is...
How to size an Android view based on its parent's dimensions
... layout. For example I have a RelativeLayout that fills the full screen, and I want a child view, say an ImageView , to take up the whole height, and 1/2 the width?
...
MySQL: What's the difference between float and double?
...ndering why, I checked the mysql documentation, but honestly didn't understand what the difference is.
6 Answers
...