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How to list files in an android directory?
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In order to access the files, the permissions must be given in the manifest file.
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
Try this:
String path = Environment.getExternalStorageDirectory().toString()+"/Pictures";
Log.d("Files", "Path: " + path);
File...
How can I run an external command asynchronously from Python?
...e Popen instance can do various other things like you can poll() it to see if it is still running, and you can communicate() with it to send it data on stdin, and wait for it to terminate.
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How does Go update third-party packages?
...ges in your GOPATH
For larger projects, it might be reasonable to create different GOPATHs for each project, so that updating a library in project A wont cause issues in project B.
Type go help gopath to find out more about the GOPATH environment variable.
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GCC dump preprocessor defines
...touch foo.h; cpp -dM foo.h
will show all the predefined macros.
If you use -dM without the -E option,
-dM is interpreted as a synonym for -fdump-rtl-mach.
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Add a column to existing table and uniquely number them on MS SQL Server
...cy database and write a procedure by which I can assign each record a different value. Something like adding a column and autogenerate the data for it.
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Java HTTPS client certificate authentication
...t exactly the clients are supposed to present when authenticating with certificates.
9 Answers
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What is the use of GO in SQL Server Management Studio & Transact SQL?
...pid but what does 'batch of code' mean? msdn says after GO the variables' lifespan expire. Sounds nothing to do with transaction commitment right? Is there any circumstances where I should keep the GO statement in my scripts?
– kate1138
Oct 3 '14 at 6:49
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ImageUtil 扩展：图像工具扩展，提供图像处理和变换功能 · App Inventor 2 中文网
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
...o, you should run mysql -u root -p in bash, not at the MySQL command-line.
If you are in mysql, you can exit by typing exit.
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How to get just the parent directory name of a specific file
...stIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e.g., created via one of the file constructors taking a parent File). When getParentFile() is null you'll need to resort to using lastIndexOf, or use something like Apache Commons' FileNameUtils...