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Hash String via SHA-256 in Java
...e (or some other freely available utility) to generate a SHA-256 Hash of a String in Java. Looking at their documentation I can't seem to find any good examples of what I want to do. Can anybody here help me out?
...
Change priorityQueue to max priorityqueue
...p following is the code
public class Sample {
public static void main(String[] args) {
PriorityQueue<Integer> q = new PriorityQueue<Integer>(new Comparator<Integer>() {
public int compare(Integer lhs, Integer rhs) {
if(lhs<rhs) return +1...
A python class that acts like dict
...er) instead of simply delegating to the instance's __dict__ - which essentially means you're creating two dicts for every instance.
– Aaron Hall♦
Jan 8 '17 at 0:39
8
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Reading an image file into bitmap from sdcard, why am I getting a NullPointerException?
...ote the following code to convert an image from sdcard to a Base64 encoded string to send as a JSON object.And it works great:
String filepath = "/sdcard/temp.png";
File imagefile = new File(filepath);
FileInputStream fis = null;
try {
fis = new FileInputStream(imagefile);
} catch (FileNotF...
Eclipse and Windows newlines
...e feed when given a new line. Unix-systems just insert a line feed. So the extra carriage return character could be the reason why your eclipse messes up with the newlines.
Grab one or two files from your project and convert them. You could use Notepad++ to do so. Just open the file, go to Format-&...
Why can't I make a vector of references?
...td::reference_wrapper like this:
#include <functional>
#include <string>
#inclu
Is there a way to check if a file is in use?
... || errorCode == ERROR_LOCK_VIOLATION;
}
internal static bool CanReadFile(string filePath)
{
//Try-Catch so we dont crash the program and can check the exception
try {
//The "using" is important because FileStream implements IDisposable and
//"using" will avoid a heap exhaus...
SQL Server Output Clause into a scalar variable
...ECT @someInt = ID FROM @ID". I wanted to know if its possible to skip that extra step (and intermediary table variable) if all I need is the resulting int.
– Benoittr
Apr 5 '11 at 21:33
...
node.js require all files in a folder?
How do I require all files in a folder in node.js?
14 Answers
14
...
Check if SQL Connection is Open or Closed
...xactly - use the SqlConnectionState enum as an enum and not turn it into a string.....
– marc_s
Aug 4 '11 at 15:19
4
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