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How can I calculate an md5 checksum of a directory?
... ls -alR dir | md5sum . This is even better no compression just a read. It is unique because the content contains the mod time and size of file ;)
– Sid
Oct 3 '12 at 1:14
...
Java Enum Methods - return opposite direction enum
...
For a small enum like this, I find the most readable solution to be:
public enum Direction {
NORTH {
@Override
public Direction getOppositeDirection() {
return SOUTH;
}
},
SOUTH {
@Override
public Direc...
How do I uniquely identify computers visiting my web site?
...correct. This does not give you the answer on a plate. It requires further reading, understanding of all the issues involved and why a simple code snippet is unlikely to ever completely work. An enterprising developer might write a library which does all the hard work, and enable people searching fo...
Get user info via Google API
...rvice.Scope.PlusLogin,"https://www.googleapis.com/auth/plus.profile.emails.read" }
});
TokenResponse _token = flow.ExchangeCodeForTokenAsync("", code, "postmessage",
CancellationToken.None).Result;
// Cre...
Is there a destructor for Java?
...ave a look at the try-with-resources statement. For example:
try (BufferedReader br = new BufferedReader(new FileReader(path))) {
System.out.println(br.readLine());
} catch (Exception e) {
...
} finally {
...
}
Here the resource that is no longer needed is freed in the BufferedReader.close(...
Why would a static nested interface be used in Java?
... say this because I like to keep my classes short and to the point. Also a reader can see what other entities are related to a class by looking at the classes in the package. I'd probably have a package java.collections.map for maps. This is about OO and modularity. java.util has too much in it. uti...
What do 'statically linked' and 'dynamically linked' mean?
...k if the updates are incompatible - this is sometimes responsible for the dreaded "DLL hell" that some people mention in that applications can be broken if you replace a dynamically linked library with one that's not compatible (developers who do this should expect to be hunted down and punished sev...
Getting the first character of a string with $str[0]
...orter and is easier to remember than substr($str, 0, 1), this confuses who reads the code.
– trante
Nov 2 '13 at 10:13
10
...
install / uninstall APKs programmatically (PackageManager vs Intents)
...rings up the standard Android install/remove dialogs. Those details have already been handled - I'm looking for the "just **** install this package" and "just **** remove this package" functions, literally no questions asked.
– dascandy
Oct 11 '11 at 7:37
...
How to create and write to a txt file using VBA
....WriteLine("Enter Text")
Console.WriteLine("")
SaveVar = Console.ReadLine
My.Computer.FileSystem.WriteAllText("N:\A-Level Computing\2017!\PPE\SaveFile\SaveData.txt", "Text: " & SaveVar & ", ", True)
Console.WriteLine("")
Console.WriteLine("File Saved")
Console.W...