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How to convert a byte array to a hex string in Java?
...is the function I currently use:
private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();
public static String bytesToHex(byte[] bytes) {
char[] hexChars = new char[bytes.length * 2];
for (int j = 0; j < bytes.length; j++) {
int v = bytes[j] & 0xFF;
he...
Can we make unsigned byte in Java
... // 8 bits representing that value
// From unsigned byte to int
byte b = 123; // 8 bits representing a value between 0 and 255
int i = b & 0xFF; // an int representing the same value
(Or, if you're on Java 8+, use Byte.toUnsignedInt.)
Parsing / formatting
Best ...
Comparing strings by their alphabetical order
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123
String.compareTo might or might not be what you need.
Take a look at this link if you need lo...
How do you remove a specific revision in the git history?
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123
Here is a way to remove non-interactively a specific <commit-id>, knowing only the <c...
Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti
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123
You can create an extension method that will prevent the warning. The extension method can be ...
.gitignore and “The following untracked working tree files would be overwritten by checkout”
... I thought it would only remove it from git.
– tyegah123
Sep 29 '14 at 8:37
25
The -x option hurt...
How to show google.com in an iframe?
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123
The reason for this is, that Google is sending an "X-Frame-Options: SAMEORIGIN" response heade...
Understanding colors on Android (six characters)
... 87%: DE 70%: B3 54%: 8A 30%: 4D 26%: 42 12%: 1F
– cn123h
May 9 '15 at 14:58
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Most efficient way to store thousand telephone numbers
... result is 32 + 999 * (1 + 7) + variable(0..782) bits = 1003 + variable(0..98) bytes.
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Spring MVC: Complex object as GET @RequestParam
...w data sent to the server is;
...
id=pr&preferences%5BuserId%5D=1005012365&preferences%5Baudio%5D=false&preferences%5Btooltip%5D=true&preferences%5Blanguage%5D=en
...
parsed as;
id:pr
preferences[userId]:1005012365
preferences[audio]:false
preferences[tooltip]:true
preferences[l...