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How can I generate an MD5 hash?
Is there any method to generate MD5 hash of a string in Java?
34 Answers
34
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How to test that no exception is thrown?
...mple code:
public class Printer {
public static void printLine(final String line) {
System.out.println(line);
}
}
What kind of assertion can be added to test this method?
Sure, you can make a try-catch around it, but that is only code bloat.
The solution comes from JUnit itself....
How can I use grep to find a word inside a folder?
... My searches for grep syntax shows I must specify the filename, i.e. grep string filename .
14 Answers
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How to select last two characters of a string
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Try this, note that you don't need to specify the end index in substring.
var characters = member.substr(member.length -2);
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How to Create Deterministic Guids
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This will convert any string into a Guid without having to import an outside assembly.
public static Guid ToGuid(string src)
{
byte[] stringbytes = Encoding.UTF8.GetBytes(src);
byte[] hashedBytes = new System.Security.Cryptography
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Iterating through a JSON object
...he list contains two dicts. The dicts contain various key/value pairs, all strings. When you do json_object[0], you're asking for the first dict in the list. When you iterate over that, with for song in json_object[0]:, you iterate over the keys of the dict. Because that's what you get when you iter...
Does Parallel.ForEach limit the number of active threads?
...ntBag<int> monitorOut = new ConcurrentBag<int>();
var arrayStrings = new string[1000];
Parallel.ForEach<string>(arrayStrings, someString =>
{
monitor.Add(monitor.Count);
monitor.TryTake(out int result);
monitorOut.Add(result);
});
Con...
How do you convert a jQuery object into a string?
How do you convert a jQuery object into a string?
12 Answers
12
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Post parameter is always null
...ave to mess around with fiddler putting an = sign at the beginning of your string or changing the content-type.
As an aside, I first tried to following one of the answers above which was to change the content type to: "Content-Type: application/x-www-form-urlencoded". For raw data this is bad advi...
Java generics T vs Object
...on error when I do wrong:
public class App {
public static void main(String[] args) {
String s = process("vv");
String b = process(new Object()); // Compilation error
}
public static <T> T process(T val) {
return val;
}
}
Using object I always nee...