大约有 42,000 项符合查询结果（耗时：0.0654秒） [XML]
Is there any simple way to find out unused strings in Android project?
I have a huge Android project with many strings declared in strings.xml . I wanted to remove unused strings in strings.xml .
...
How can I see the size of files and directories in linux? [closed]
How can I see the size of files and directories in Linux? If use df -m , then it shows the size of all the directory at the top level, but, for the directories and files inside the directory, how do I check the size?
...
process.waitFor() never returns
...esn't return.
But it usually boils down to the fact that the executed command doesn't quit.
This, again, can have many reasons.
One common reason is that the process produces some output and you don't read from the appropriate streams. This means that the process is blocked as soon as the buffer ...
What is Bit Masking?
I am fairly new to C programming, and I encountered bit masking. Can someone explain to me the general concept and function of bit masking? Examples are much appreciated.
...
difference between foldLeft and reduceLeft in Scala
I have learned the basic difference between foldLeft and reduceLeft
7 Answers
7
...
How do I get IntelliJ to recognize common Python modules?
...
Just create and add Python SDK
File -> Project Structure -> Project -> Project SDK -> new
and select the installation path of your Python interpreter (for
example, C:\Python26 in windows and /usr/bin/python2.7 in Linux) as...
Difference between Activity and FragmentActivity
I was working on fragments and came across two things Activity and FragmentActivity which are used several times. I want to know that is there any difference between these two, because when I changed Activity with FragmentActivity , it had no effect on the app.
...
What is array to pointer decay?
...mbers = 0x5a5aff23. More importantly the term decay signifies loss of type and dimension; numbers decay into int* by losing the dimension information (count 5) and the type is not int [5] any more. Look here for cases where the decay doesn't happen.
If you're passing an array by value, what you're ...
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
...igure (from the official doc ) describes the well-known lifecycle of an Android activity:
5 Answers
...
Explanation of JSONB introduced by PostgreSQL
PostgreSQL just introduced JSONB and it's already trending on hacker news . It would be great if someone could explain how it's different from Hstore and JSON previously present in PostgreSQL. What are its advantages and limitations and when should someone consider using it?
...