MEF: Component authentication

I am building a Windows (Service) application that, in short, consists of a "bootstrapper" and an "engine" (an object loaded by the bootstrapper, which transfers control to it, and then performs...

MSVC Heap Reserve/Commit

I wrote a program that requires ~1GB of RAM zeroed at startup, and this is taking more time than the rest of the program combined from a cold start. (it's a simple program, subsequent runs take...

Embedded Linux - Booting phases

I would like to systematize my U-Boot/linux knowledge. Is it true that minimum 2 bootloader phases are needed in each embedded platform? Or can following process vary? 1st-stage bootloader (can...

how to disable run the app by BOOT_COMPLETED

i want to do a task manager soft,i want to check all apps which used android.intent.action.BOOT_COMPLETED and i want to also disable Auto Startup when the mobile start run. i have no clue,if i...

Where can I manually configure ActiveMQ hostname?

I'm trying to set up Apache ActiveMQ for the first time I discovered that the name of my server has an underscore in it, and that is preventing ActiveMQ from starting. It throws this exception...

What is the fastest way to persistently increment a list of numbers from multiple threads?

My application has different tasks each one posting an XML Document through each HTTP POST on a different endpoint. For every thread I need to keep count of the message I sent, which is identified...

UIViewController load and release strategy

I’m building a game with SpriteKit and Swift based on the logic of navigation described below. (source: noelshack.com) The code below illustrate the logic put in place to go from one screen to...

ExecJS::RuntimeError Errors when creating new Ruby on Rails. Crash after controller

I'm having an issue creating a new Rails app. I created a test to and copied my command prompt to let you see what happens. The story is this: I can make the app, boot up the test server, and get...

Change max-job size of beanstalkd

Does somebody how to change the max-job size of beanstalkd ? I have the problem that I get the message JOB_TOO_BIG and at https://stackoverflow.com/questions/24428837/adding-job-to-beanstalkd, it...

Check status of Celery worker

I have a project that uses Celery. I am periodically running into a scenario where my requests are making it to Celery but the tasks aren't being handed off to the workers, but rather the server...

Powershell run job at startup with admin rights using ScheduledJob

To ease some of my work I have created a powershell script which needs to : Run at startup. Run with admin rights as it has to write in c:\program files folder. I created the startup service...

ASP.Net 5 AuthorizationHandler Fail Redirect

I am trying to add a custom authorization policy that can check a delimited list of groups supplied in a json config file. I am using ASP.Net 5 - MVC 6, along with windows...

Sonarqube integration and startSonar.bat failed Error(0x2)

Yesterday I started a new Unreal Engine Project on Visual Studio Team Service, I decided to learn by myself the art of videogames programming. Anyway the best thing I wanted to use for this...

Error during SonarQube Scanner execution with SCM provider autodetection failed

I am using sonar swift plugin and setup sonar in osx.I am using sonar 6.1 , sonar-runner 2.8 and backelite-sonar-swift-plugin-0.2.4.jar file. After run ./run-sonar-swift.sh it gives following...

How to build AHK scripts automatically on startup?

Each time I restart my computer, I have to rebuild all my AHK Scripts so the keyboard shortcuts will work. For instance, I have a script that assigns Ctrl+j to set up an instance of the MEAN stack...

PDFMAKE: 'Roboto-Regular.ttf' not found in virtual file system ONLY AFTER GULP

I created a simple app using knockout/bootstrap/gulp that downloads a pdf using pdfMake.js. It works fine in debug mode using VS2017. After publishing and using gulp it gives this error when run:...

Error registering service to eureka server

I am trying to register a client to spring-eureka-server, client deregisters just after registering eureka-server logs: 2018-05-13 16:02:47.290 INFO 25557 ---...

How to deal with @ symbol in password - sqlalchemy

I am trying to connect to a database in postgresql from my flask application but am being hit with message below in the browser sqlalchemy.exc.OperationalError: (psycopg2.OperationalError) FATAL:...

Asp.net Core HttpClient has many TIME_WAIT or CLOSE_WAIT connections

I use AddHttpClient() dependency injection to add a named client to a transient service. At times, when I execute netstat -a on the server, I see many connections open with TIME_WAIT or...

Alt+Enter stopped working for Dart files in IntelliJ

When building Flutter apps the ALT + Enter keyboard shortcut is very convenient not only to bring up Quick Fixes but also to bring up a popup menu to wrap/remove Widgets. It was working fine until...

Save Changes of IConfigurationRoot sections to its *.json file in .net Core 2.2

i was digging to find out the solution but didn't manage to find it, i bet that someone has encountered this problem, so what is the problem?. For test i have created simple console application...

Azure Pipeline - build and gen swagger doc

My project is an AspNet Core 2.2 Api, I am building it in Azure Pipelines (classic) I want to generate the swagger document during an azure pipeline build - for this I am using...

Error: Execution failed for task app:mergeDebugResources

Execution failed for task ':app:mergeDebugResources'. FAILURE: Build failed with an exception. What went wrong: Execution failed for task ':app:mergeDebugResources'. Multiple task action...

ERROR: Unable to start debugging. Unexpected GDB output from command "-exec-run". Unable to find Mach task port for process-id 1401

I am trying to use GDB to run the debugger in VSCode in a C++ project, but I keep getting this error when running my debugger. I have set up a cert and everything and it is still giving me this...

deployment.AsyncDevicesGetter - adb not found

I installed Android Studio 4.0. Added Flutter plugin. Installed Flutter already. Flutter doctor also shown everything is running well. > C:\Users\Alvin>flutter doctor > Doctor summary (to see all...

Problem with Starting MySQL Server after upgrade from Ubuntu 18.04 to 20.04

I have a problem to start MySQL after an upgrade from Ubuntu 18.04 to 20.04 (MySQL 5.7 to 8). When I tried to start the mysql service kit stops at "Starting MySQL Community...

How do I get JobRunr to detect my scheduled background job in a Spring controller/service?

I have been looking into using JobRunr for starting background jobs on my Spring MVC application, as I really like the simplicity of it, and the ease of integrating it into an IoC container. I am...

How to dynamically create background tasks using Quartz.Net based on schedules inserted to database?

I am implementing multiple background tasks/jobs in .NET Core. What I want to do is: Create and insert schedules in database. Create timed background task based on schedules created in 1. I'm...

Job for mysql.service failed because the control process exited with error code

I've installed MySQL-server, enabled the port 3306 in the firewall then executed sudo systemctl restart mysql, I'm getting error:- Job for mysql.service failed because the control process exited...

How to allow Container with read only root filesystem writing to tmpfs-volume?

i have the following problem: my nginx container is starting with read only root-filesystem and i have configured two tmpfs-mounts: /var/run and /var/cache/nginx like it's described there:...