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Given final block not properly padded
...The reason is that the SecureRandom could be a different algorithm on each Java implementation, giving you a different key. The SecretKeyFactory does the key derivation in a defined manner (and a manner which is deemed secure, if you select the right algorithm).
Don't use ECB-mode. It encrypts each ...
How to convert a JSON string to a Map with Jackson JSON
... formulation from first principles. It's not so much weird as showing that Java is more complex than we might think.
– djna
Oct 30 '12 at 22:02
1
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Why do I get a “Null value was assigned to a property of primitive type setter of” error message whe
...n is replace primitive type with primitive wrapper class in your tableName.java file.
Such as:
@Column(nullable=true, name="client_os_id")
private Integer client_os_id;
public int getClient_os_id() {
return client_os_id;
}
public void setClient_os_id(int clientOsId) {
client_os_id = clien...
Best way to parseDouble with comma as decimal separator?
...
Use java.text.NumberFormat:
NumberFormat format = NumberFormat.getInstance(Locale.FRANCE);
Number number = format.parse("1,234");
double d = number.doubleValue();
...
Spring ApplicationContext - Resource leak: 'context' is never closed
...Context implements) does and extends Closeable to boot, so you can use the Java 7 try-with-resource paradigm.
– kbolino
Feb 3 '13 at 6:03
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Where can I download IntelliJ IDEA Color Schemes? [closed]
... looks fantastic! Easy on the eyes. Also-- most themes seem designed for Java/Ruby, but I work mainly in Scala these days, and this one was designed specifically for Scala. I may even switch my Mac to this theme. Thanks!
– Dan Barowy
Sep 2 '11 at 1:34
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Disable Logback in SpringBoot
... It doesn't work for me because if I add those exclusions I get: java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory.
– Ariel
Sep 15 '14 at 11:10
2
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Making a Simple Ajax call to controller in asp.net mvc
... Not a fan of this, it encourages coupling of the view and the javascript, but uh, username checks out?
– Halter
Nov 8 '17 at 22:37
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How to get maximum value from the Collection (for example ArrayList)?
...ollections API to achieve what you want easily - read efficiently - enough
Javadoc for Collections.max
Collections.max(arrayList);
Returns the maximum element of the given collection, according to the natural ordering of its elements. All elements in the collection must implement the Comparabl...
Lambda expression to convert array/List of String to array/List of Integers
Since Java 8 comes with powerful lambda expressions,
10 Answers
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