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How to get the first element of the List or Set? [duplicate]
...uitable.
– Magnilex
Feb 28 '17 at 8:06
1
if you want it to return null, just do String first = se...
Error: Configuration with name 'default' not found in Android Studio
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answered Mar 30 '14 at 12:06
Ajay SAjay S
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MySQL - UPDATE multiple rows with different values in one query
...e my english sir, when i try to make an update mysql give me the error: # 1062 - Duplicate entry 'XXX' for key 'PRIMARY'. That does when I try to update a record with the same value it already had, is there any way to skip the update if the current value is the same as being updated?
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Better way to cast object to int
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Nayas SubramanianNayas Subramanian
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How do I extend a class with c# extension methods?
...y's answer.
– Alex
Nov 17 '15 at 19:06
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Hash String via SHA-256 in Java
...TF_8));
byte[] digest = md.digest();
String hex = String.format("%064x", new BigInteger(1, digest));
System.out.println(hex);
}
}
In the snippet above, digest contains the hashed string and hex contains a hexadecimal ASCII string with left zero padding.
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JSON parsing using Gson for Java
...p.
Some good examples and articles.
http://albertattard.blogspot.com/2009/06/practical-example-of-gson.html
http://sites.google.com/site/gson/gson-user-guide
Code
public class JsonParsing{
public void parse(String jsonLine) {
Gson gson = new GsonBuilder().create();
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Place a button right aligned
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answered Nov 7 '16 at 13:06
ranieribtranieribt
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Remove not alphanumeric characters from string
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edited May 14 '16 at 14:06
AD7six
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Swift: Pass array by reference?
...ake.
– Matej Ukmar
Jan 18 '15 at 11:06
I agree. There is also the abomination where String is a subtype of Any BUT if...