log4net doesn't work for Windows Forms Application

I really wish someone could help me with that. It is really driving me crazy. I have a simple simple Windows Forms application and I am trying to use the log4net library for logging (I am just...

How to create a fpdf wordpress plugin

I'm familiar with creating wordpress plugins. I tried hard to make fpdf plugin to create pdf file from php contents, but IT didn't work I now that : require_once("fpdf.php"); should comes at the...

How to work around Access VBA error 3188

Having converted a number of fields in a table tblSource to Rich Text memos, I'm getting an error 3188 in the following circumstances. Main form has a subform open (frmSource) bound to qrySource....

Why does C++11 allow abstract final classes?

Why does the following code compile? I'm using Visual Studio; I'm not sure if it's just not standard-compliant, or if there are good reasons for allowing this, or if it's just an oversight in the...

MalformedByteSequenceException Invalid byte 1 of 1-byte UTF-8 sequence

I am coding an XML parser class and when I run it sometimes it works fine but another time it doesn't work and throws this exception: MalformedByteSequenceException Invalid byte 1 of 1-byte UTF-8...

Dynamic JavaScript Injection/Execution

A small little rundown of what I'm trying to do: Dynamically determine if a browser is capable of playing HTML5 video (Working) If not capable of playing HTML5 video, load Flash version of...

elliptic curve discrete logarithm

I am trying to Solve elliptic curve discrete logarithm using Pollard rho (find k where G=kp), So i searched for implementation in c and i found one after adding problem specific data in the main...

"Narrowing conversion from 'int' to 'char' inside { }" for legal values when cross compiling

I have a C++ project that I compile both using g++ on my machine (compiling to "host") and to an ARM processor using a cross compiler (in my case arm-cortex_a8-linux-gnueabi-g++). I am in the...

Java - Displaying the temperature statistics of the week using arrays

I am currently working on a problem set for an assignment at school, and I'm really close to finishing however I'm getting a few compilation errors. The problem set includes displaying the weeks...

Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled

My Autoconfiguration file is not working in Spring-Boot application. I attach my configuration application file...

Load a node module from systemjs.config

I am working on an AngularJS2 app with typescript. One of my files uses a nodejs module. Now I have already installed @types/node using npm, however, running the application gives an error: GET...

Method vs Computed in Vue

What is the main difference between a method and a computed value in Vue.js? They look the same and interchangeable.

Netbeans Java Build successful but no output

Wrote this simple java code: public class NewMain { public static void main(String[] args) { int a; a = 5; System.out.println("The value of a is" + a); } } All...

Main difference between map and reduce

I used both methods but I am quite confused regarding the usage of both methods. Is anything that map can do but reduce can not and vice versa? Note: I know how to use both methods I am...

Wait until a file is finished copying when using a directory watcher in Go

I'm using the golang watcher package to watch a directory of files. https://github.com/radovskyb/watcher The only issue is that the Create event is triggered when a file begins being copied/moved,...

PackageNotInstalledError: Package is not installed in prefix

conda update conda >> successful conda update anaconda >> gives me error saying package is not installed in prefix. I have single installation of Python distribution on my system. How do I solve...

Hibernate:Could not read entity state from ResultSet and IllegalArgumentException:GregorianCalendar.computeTime

I'm beginner in JPA and hibernate and I'm just trying to fetch some data from my DB via hibernate but I failed and I got this error : Apr 29, 2019 5:14:28 AM...

Creating a open street maps view

I am trying to port this code: https://gist.github.com/ataffanel/13aac4b79bc0080b881f to the most recent versions of pyqt5, thus, using qtwebengine. The goal is just to have a map widget in the...

Jupyter command `jupyter-lab` not found

I have tried to install jupyter lab on my Kubuntu machine. If I install jupyter lab with 'pip3 install jupyter jupyterlab' the command 'jupyter notebook' works completly fine. But if I try to run...

Using JPackage to make an AppImage

I'm trying to create an AppImage using JPackage (On a Ubuntu 18.04 System using OpenJDK 14) All the examples I find are of the form jpackage --type app-image --name myappimage --input target ...

How to resolve Node.js Promise in N-Api Addon C

My main problem is to call the asynchronous function from Node.js in addon and get the returned value. I am trying to resolve the promise returned from the called JS function. index.js const addon...

I am creating a new page in ionic 5 but it is giving this error **Could not find an NgModule**

When i run ionic g page pages/first Complete error line: Could not find an NgModule. Use the skip-import option to skip importing in NgModule. [ERROR] Could not generate page And When I run ionic...

Unable to produce to Kafka topic that is running on WSL 2 from Windows

I am running the latest Kafka on Ubuntu WSL2 successfully. I can start zookeeper, kafka server, create topics, console produce and console consume just fine from within the Ubuntu that I have...

Java Netbeans Cannot Find Symbol

I am working through a practice assignment in my Java Programming Textbook and have encountered the common "error: cannot find symbol". I have to create an application that refers to another class...

PHPUnit can't generate code coverage when running tests in separate processes

I have a problem that I could not find the solution on Google. When I run my unit tests with PHPUnit and Xdebug, I would like to do a code coverage. However, when I do that, I get this...

"java.lang.IllegalStateException: Cannot perform this action on a sealed instance." FATAL EXCEPTION: main

I am getting this error on pre-launch report from playstore console. I am not able to generate this crash on any real device I try. The device from pre-launch report is Samsung s9 (Android...

External scripts like Slick.js, Typewriter.js not working when using barba.js v2 with wordpress custom theme. How to solve them?

For almost two weeks, I have been searching online, on GitHub, her in stack overflow for the right solution for my problems mentioned below, I am literally obsessed with barba but unfortunately I...

How to populate JTable with an existing ArrayList of objects?

As an assignment, I am required to make a Swing GUI. In the first part, I have created an ArrayList (f1Driver) of objects (Formula1Driver). At the moment what is required is to sort said array...

The Type or namespace ALMSTWKND could not be found... - but it exists

I am receiving between 20 to 60 errors stating: Severity Code Description Project File Line Suppression State Error CS0246 The type or namespace name 'ALMSTWKND' could not be found (are you...

Difference betwen const std::array<T,N> and std::array<const T, N>

Is there any practical difference between std::array<const T, N> and const std::array<T, N> ? It looks that non-const array holding const elements is still not able to be swapped, assignment...