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How to parse a date? [duplicate]
... Note that SimpleDateFormat is configured with a TimeZone either by default or by calling the setTimeZone method. That time zone is used during parsing if and only if a time zone is not indicated in the string to be parsed.
– Marcus Junius Brutus
Jan ...
Hide html horizontal but not vertical scrollbar
...
Disable horizontal scrollbar completely by adding this code.
body{
overflow-x: hidden;
overflow-y: scroll;
}
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How do you create a REST client for Java? [closed]
...ST Client options
Jersey (mentioned above).
Spring RestTemplate superceded by Spring WebClient
Commons HTTP Client build your own for older Java projects.
UPDATES (projects still active in 2020):
Apache HTTP Components (4.2) Fluent adapter - Basic replacement for JDK, used by several other candi...
How do I show a marker in Maps launched by geo URI Intent?
...lication where I want to show different locations (one at the time, picked by user input) by launching Google Maps with their specific geo coordinates.
...
Constant pointer vs Pointer to constant [duplicate]
...ter to const int type. You can modify ptr itself but the object pointed to by ptr shall not be modified.
const int a = 10;
const int* ptr = &a;
*ptr = 5; // wrong
ptr++; // right
While
int * const ptr;
declares ptr a const pointer to int type. You are not allowed to modify ptr but the...
How to convert an ArrayList containing Integers to primitive int array?
...is:
getting a Stream<Integer> from the list
obtaining an IntStream by mapping each element to itself (identity function), unboxing the int value hold by each Integer object (done automatically since Java 5)
getting the array of int by calling toArray
You could also explicitly call intValue...
Is there a difference between authentication and authorization?
...e is indeed a fundamental difference. Authentication is the mechanism whereby systems may securely identify their users. Authentication systems seek to provide answers to the questions:
Who is the user?
Is the user really who they claim / represent to be?
Authorization, by contrast, is the mecha...
Breaking loop when “warnings()” appear in R
...gs as warnings!
j()
# 1
# 2
# 3
# Warning messages:
# 1: NAs introduced by coercion
# 2: NAs introduced by coercion
# 3: NAs introduced by coercion
# warn = 2 -- warnings as errors
options(warn=2)
j()
# 1
# Error: (converted from warning) NAs introduced by coercion
...
Providing white space in a Swing GUI
...CardLayout (example) :
CardLayout(int hGap, int vGap)
Example to display all constructors in action :
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class LayoutExample {
private final int hGap = 5;
private final int vGap = 5;
private String[] borderConstr...
How do I set the proxy to be used by the JVM
...as JBoss or WebLogic, my solution is to edit the start-up scripts supplied by the vendor.
Many developers are familiar with the Java API (javadocs), but many times the rest of the documentation is overlooked. It contains a lot of interesting information: http://download.oracle.com/javase/6/docs/tec...