Crypto/X509 certificate parsing libraries for Python

Any recommended crypto libraries for Python. I know I've asked something similar in https://stackoverflow.com/questions/143523/, but I should've split the question in two. What I need is the...

Java Service Wrapper 3.2.3 on Mac OS X 64-bit

What's the best way to run an app using Java Service Wrapper 3.2.3 on Mac OS X 64-bit? sh.script.in works, but there is no macosx-universal-64 version of the wrapper native binary (on JSW's 3.2.3...

What is the purpose of Java's unary plus operator?

Java's unary plus operator appears to have come over from C, via C++. int result = +1; It appears to have the following effects: Unboxes its operand, if it's a wrapper object Promotes its...

Jackson with JSON: Unrecognized field, not marked as ignorable

I need to convert a certain JSON string to a Java object. I am using Jackson for JSON handling. I have no control over the input JSON (I read from a web service). This is my input...

Java 8: Mandatory checked exceptions handling in lambda expressions. Why mandatory, not optional?

I'm playing with the new lambda features in Java 8, and found that the practices offered by Java 8 are really useful. However, I'm wondering is there a good way to make a work-around for the...

Sqlite4java on Raspberry Pi

I want to use my java project on Raspberry Pi. This code depends on sqlite4java which uses native implementations for many platforms including arm processors link. The problem is that java can't...

create java code from wsdl file using axis2 wrapper classes

I am trying to generate java source code from a wsdl file using Axis-2, and there are objects that I am expecting to be of the type Long (wrapper class) but they are being generated as long...

Why is my Rust program slower than the equivalent Java program?

I was playing around with binary serialization and deserialization in Rust and noticed that binary deserialization is several orders of magnitude slower than with Java. To eliminate the...

Why do we use autoboxing and unboxing in Java?

Autoboxing is the automatic conversion that the Java compiler makes between the primitive types and their corresponding object wrapper classes. For example, converting an int to an Integer, a...

How to achieve CryptoJS decryption using aes-128-cbc algorithm?

I am getting an encrypted key which is generated using Java. I need to decrypt it in AngularJS app using CryptoJS. I had done similar thing using node but now in Angular I am stuck. This fiddle...

Loading a 32bit .so library in a 64bit JVM

We are developing a Java application to be run on Linux environments (Ubuntu for now) which communicates with a piece of hardware. Said hardware uses a .so library made available by the...

How to use SCAN commands in Jedis

I was using redis and jedis for quite some time and never needed the SCAN commands so far. Now however I need to use the SCAN commands, particularly hscan. I understand how it works on the redis...

After sonarqube upgrade 5.2 -> 5.6, WebServer is not operational any more

I'm using WindowsServer2008 and MySql 5.6.31. I wanted to upgrade SonarQube from version 5.2 to 5.6. After starting SonarQube the log-file shows the below lines. Everything should be finde,...

How to specify source and target compatibility in Java module?

I have a Gradle project consisting of an Android module (the com.android.library plugin is applied in the build.gradle file) and a Java module (the java plugin is applied in the build.gradle...

Play local .avi videos in Node.js / Electron app

Maddening gap in an app I'm developing is there appears to be little (or no) support for AVI in the HTML5 video implementation. So, I need a workaround that is cross-platform, and package-able...

DynamoDB async access from Play Framework

I need to access and write to DynamoDB from a Play Framework application. There are already a couple of questions regarding this topic (here, here and here; however all of them are at least 3...

How to create multiple log file programatically in log4j2?

I am developing a java application which communicates with lots of devices. For each device I need to create a different log file to log it's communication with device. This is the wrapper class I...

Running Java jars as windows service

I have an executable jar and I was trying to create a Windows Service using sc.exe. I used the below code for creating service: sc create "TestService" binPath= "C:\Program...

What is the diffrence between Tika app, Tika Server and Java Wrapper. Which one is used and when?

I want to use Apache Tika for enterprise-level huge and lots of documents. Which one I use, Tika Server or Tika App or Java calls? Can you suggest me a system architecture? (i.e. Load balanced 3-4...

Gradle 5 and IntelliJ 2018.3. Unrecognized option: --add-opens or java.base.java.lang=ALL-UNNAMED

I have a complex set of projects built by Gradle 4.10.3. I can build them from the command line, but I can also import them to IntelliJ 2018.3 Ultimate without major issues. When I upgrade my...

Error with an import module jnius while using imagej in python

I am trying to connect a headless imageJ library to my python application. Unfortunately, the dependency error list goes on endless and I am now stuck at an import error involving the import of a...

How to convert the "Java modified UTF-8" to the regular UTF-8 and back?

I have created a Java wrapper around a native C library and have a question about the string encodings. There are slight differences in the “Java modified UTF-8” encoding that is used by Java...

OpenJDK 11.0.4 has java-atk-wrapper.jar in the classpath

I noticed this issue when attempting to load the MANIFEST.MF from the .jar file of my application via class.getResource("/META-INF/MANIFEST.MF"). Instead of getting my own manifest, a manifest is...

What is the actual purpose of designing a proxy class?

I've been studying the proxy classes and I don't get the whole idea of designing it. From what I learned so far it is a wrapper object that can control access to the original object. But if we...

cmake does not detect ant

when configuring cmake for opencv, cmake does not detected ant. Ant installed with apt. Here is the conclusion cmake: Detected processor: x86_64 Could NOT find PythonInterp (missing:...

Existential types in Haskell and generics in other languages

I was trying to grasp the concept of existential types in Haskell using the article Haskell/Existentially quantified types. At the first glance, the concept seems clear and somewhat similar to...

wrapperVersion not supported for Maven 3.8.1, it must be at least 4

I am using Maven for a new Java project. After generating the project using one of the Maven artifacts, I've tried to generate Maven wrapper scripts inside the project. For this purpose I am using...

<package> uses or overrides a deprecated API

I was trying to upgrade my project to some of the latest versions, I'm unable to get to null-safety since some of the dependencies in the project haven't been updated. I've resorted to sdk version...

Java 17 with Maven Wrapper results in Unrecognized VM option 'MaxPermSize=512m'

I use OpenJDK 17 with Maven Wrapper 3.8.2 from Spring Initializr (Maven project, JAR packaging, Java 17, Spring Boot 2.6.0). No additional dependencies. [email protected] MINGW64...

ERROR: Could not determine java version from "17.0.1"

when trying to run ./gradlew setupDecompWorkspace eclipse I get the following error: Could not detrmine java version from 17.0.1. the gradle-wrapper distributionUrl is gradle-2.7-bin.zip and my...