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What would be C++ limitations compared C language? [closed]
...of a queue in C is dafter than suggesting 'use objective C' and 'call the Java java.util.Queue class using JNI' or 'call the CPython library' - Objective C actually is a proper superset of C (including C99), and Java and CPython libraries both are callable directly from C without having to port unr...
Is there a way to get the source code from an APK file?
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Simple way: use online tool http://www.javadecompilers.com/apk, upload apk and get source code.
Procedure for decoding .apk files, step-by-step method:
Step 1:
Make a new folder and copy over the .apk file that you want to decode.
Now rename the extension of th...
Proper usage of Optional.ifPresent()
... am trying to understand the ifPresent() method of the Optional API in Java 8.
5 Answers
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How to instantiate non static inner class within a static method?
...de-notes, but I don't find them responsive to the actual question.
import java.awt.Graphics;
import java.awt.Color;
import javax.swing.JPanel;
import javax.swing.JFrame;
public class Example {
public class InnerClass extends JPanel {
public void paint(Graphics g) {
g.setCol...
How to extract epoch from LocalDate and LocalDateTime?
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Convert from human readable date to epoch:
long epoch = new java.text.SimpleDateFormat("MM/dd/yyyyHH:mm:ss").parse("01/01/1970 01:00:00").getTime() / 1000;
Convert from epoch to human readable date:
String date = new java.text.SimpleDateFormat("MM/dd/yyyyHH:mm:ss").format(new java....
Multi-gradient shapes
...works, haha. Right now it works in XML, but should be doable for shapes in Java as well. It's kind of complex, and I imagine there's a way to simplify it into a single shape, but this is what I've got for now:
green_horizontal_gradient.xml
<?xml version="1.0" encoding="utf-8"?>
<shape
...
Best practice to run Linux service as a different user
... ("sudo: sorry, you must have a tty to run sudo")
If you are daemonizing a java application, you might want to consider Java Service Wrapper (which provides a mechanism for setting the user id)
Another alternative could be su --session-command=[cmd] [user]
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Inserting code in this LaTeX document with indentation
...5,0.5}
\definecolor{mauve}{rgb}{0.58,0,0.82}
\lstset{frame=tb,
language=Java,
aboveskip=3mm,
belowskip=3mm,
showstringspaces=false,
columns=flexible,
basicstyle={\small\ttfamily},
numbers=none,
numberstyle=\tiny\color{gray},
keywordstyle=\color{blue},
commentstyle=\color{dkgreen...
Int division: Why is the result of 1/3 == 0?
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@BasilBourque In java terminology, rounding DOWN is towards zero. Rounding FLOOR is towards negative infinity.
– Andreas
Dec 31 '16 at 18:12
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Why hasn't functional programming taken over yet?
...re longer. A Haskell program will almost always be more terse than, say, a Java program — even in a "bad fit" domain with lots of inherent state.
– Chuck
May 14 '10 at 17:17
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