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How to delete a whole folder and content?
...n delete its contents by using the method below:
Updated as per comments
File dir = new File(Environment.getExternalStorageDirectory()+"Dir_name_here");
if (dir.isDirectory())
{
String[] children = dir.list();
for (int i = 0; i < children.length; i++)
{
new File(dir, childr...
How to make a variadic macro (variable number of arguments)
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Actually g++ will compile C99 macros in C++ files. It will issue a warning, however, if compiled with '-pedantic'.
– Alex B
Mar 25 '09 at 2:24
2
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SVN encrypted password store
...achieve non-repudiation (other users could use your hash as you) due to OS file permissions. However, most companies have subversion setup using their domain password or some form of SSO password. By encrypting the password, you would at least mask someone from accessing a users other accounts.
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How to empty a redis database?
... want to add one more option (requires downtime):
Stop Redis.
Delete RDB file (find location in redis.conf).
Start Redis.
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How to read a text-file resource into Java unit test? [duplicate]
I have a unit test that needs to work with XML file located in src/test/resources/abc.xml . What is the easiest way just to get the content of the file into String ?
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Fast Linux File Count for a large number of files
I'm trying to figure out the best way to find the number of files in a particular directory when there are a very large number of files ( > 100,000).
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Facebook database design?
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Keep a friend table that holds the UserID and then the UserID of the friend (we will call it FriendID). Both columns would be foreign keys back to the Users table.
Somewhat useful example:
Table Name: User
Columns:
UserID PK
EmailAddress
Password
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How to write to a file in Scala?
... there is the useful abstraction Source . How can I write lines to a text file?
18 Answers
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Correct file permissions for WordPress [closed]
I've had a look over here but didn't find any details on the best file permissions. I also took a look at some of WordPress's form's questions over here too but anybody that suggests 777 obviously needs a little lesson in security.
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How to delete a folder with files using Java
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Java isn't able to delete folders with data in it. You have to delete all files before deleting the folder.
Use something like:
String[]entries = index.list();
for(String s: entries){
File currentFile = new File(index.getPath(),s);
currentFile.delete();
}
Then you should be able to dele...