How to write a scalable TCP/IP based server

I am in the design phase of writing a new Windows service application that accepts TCP/IP connections for long running connections (i.e., this is not like HTTP where there are many short...

Load Large Text in Android

In my application I am trying to copy the text from a website and pasting it in my strings.xml file and after saving the strings.xml file I am not able to use that string in my textview and when I...

Download large file in python with requests

Requests is a really nice library. I'd like to use it for downloading big files (>1GB). The problem is it's not possible to keep whole file in memory; I need to read it in chunks. And this is a...

Daemon vs User Agent convention on OS X

I'm developing an app which will periodically download files from a remote server for a user. I'm wondering whether I should, in OS X parlance, use a daemon, i.e. it will run as long as OS X has...

Unable to set proper resolution/not detecting display properly

This is probably the farthest removed Q&A place to ask about this, but I've tried every other reasonable and/or obvious source I can think of with no luck. I have both a BeagleBone Black and a...

Rtools not being detected by R

Update: I've written a brief walkthrough guide to installing Rtools on windows. Original: I am trying to build an R package using RStudio on Windows 7. When I attempt to build the package via...

ChromeWebDriver - unknown error: Chrome failed to start: crashed

I'm trying to test my application on Chrome with ChromeWebDriver but every time I try I get following exception: org.openqa.selenium.WebDriverException: unknown error: Chrome failed to start:...

Zoom on simple pdf.js viewer

I started to build a pdf viewer with the pdf.js library. I really liked how simple some of the examples were so I used the PREV/NExt example to start off my...

Couple multiple internet connections using dispatch-proxy

OS Manjaro GNU/Linux + NodeJS + dispatch-proxy. I have two internet connections from two different ISPs and i whant to couple the traffic between the two ISPs. eth0 ...... 192.168.1.123 connected...

Scaling the non-client area (title bar, menu bar) for per-monitor high-DPI support

Windows 8.1 introduced the ability to have different DPI settings for different monitors. This feature is known as "per-monitor high-DPI support." It persists and has been further refined in...

vmware player unable to start services in ubuntu

I have some issue running VM Ware Workstation Player 12 on Ubuntu 16.04 LTS. first I Download and install "VMware-Player-12.1.1-3770994.x86_64.bundle" using this command : chmod +x...

analytics.js net::ERR_CONNECTION_REFUSED

Could anyone help me understand why this happens with google analytics code? This is the error which then gives me to load the tracking code: https://www.google-analytics.com/analytics.js Failed...

Download files from SFTP server using PowerShell

I need to download files from SFTP server to a local machine using a PowerShell script. The API/library that will be used for the download needs to be able to monitor results of the transfer, log...

Download File to Byte[] with Selenium C#

I need to download a file to byte[] using Selenium in C#. The problem is the file is downloaded via a button which does a javascript...

Break at address "0xXXXXXX" with no debug information available, or outside of program code

Configuration: Using Nucleo-L476RG. Using GNU ARM Eclipse. I have generated a minimalist code from STM32CubeMX. I have flashed J-link driver in my on board ST-Link. Have been trying to run...

ERROR : S_BROM_DOWNLOAD_DA_FAIL (0x7D4)

Everything went wrong on flashing with SP Flash tool. The Preloader of Scattered file was checked and all others. The problem is strange for me and I see that there are other with the same issue...

Fetch API leaks memory in Chrome

When using the fetch-API in the most simple way, Chrome is not garbage collecting correctly. Am I doing something wrong? for (i = 0; i < 100; i++) { ...

Can I export Datadog dashboards via Datadog REST API?

Is it possible to export or download Datadog dashboards via Datadog REST API? Export and update of Datadog Monitors works fine. I need the same functionality for dashboards.

NodeJS Puppeteer setDownloadBehavior issue

I am trying to set custom path for downloading but chrome puts files into typical Downloads folder anyways. const puppeteer = require('puppeteer'); (async () => { const browser = await...

Intel OpenVINO: Error Verifying Installation

I'm new to Intel OpenVINO, I've downloaded the Installer and Followed their Installation Guide:...

"Unable to determine aws-region" when running on-premises Cloudwatch agent

I'm trying to configure the AWS Cloudwatch agent to run on vanilla Ubuntu 18.04, outside of AWS. Every time I run it, I get this error: #...

Unable to install Grafana via Helm

I am trying to install Grafana via helm and have added both the bitnami and stable repo. from bitnami helm install bitnami/grafana grafana --set persistence.enabled=true --set...

Downloading file on ESP32 using WiFiClient.client.read() fails -- "Task watchdog" error

I'm testing code downloading large files (approx 1mb OTA binary file) from a server The error happens midway through the download: -> E (15787) task_wdt: Task watchdog got triggered. The following...

How to diagnose extremely slow AWS RDS MySQL Performance?

My DB has around 15 tables, each with 40 columns, with 10.000 rows each. Most of it with VARCHAR, some indexes and foreign keys. Sometime I need to reconstruct my database (design flaw, working on...

Is it possible to "capture/intercept" and download the stock firmware file during an OTA update?

My Goal: Extract my phones stock firmware (specifically boot/recovery image) during an OTA update from manufacturer. Why I Want To: I've been trying to get root access or flash a custom recovery...

AWS Lambda Container Running Selenium With Headless Chrome Works Locally But Not In AWS Lambda

I am currently developing a Python program which has a segment which uses a headless version of Chrome and Selenium to perform a repetitive process. I am aiming to run the program on Lambda. The...

Winlogbeat setup error: x509 certificate is valid for <ip>, not <same ip>

I'm trying to send logs from Winlogbeat to my ELK stack. I installed my ELK stack with docker and configured TLS on it. I did everything according to the official guide and it worked for my...

How to properly clone and extend two specific monitors on Windows

I am developing a module for Windows 10 that manages and applies configuration to connected monitors. With the code below I can clone and extend monitors connected via HDMI, VGA, DP and DVI...

can CloudWatch Agent be installed in Alpine

Is there an valid CloudWatch Agent package can be installed in Alpine? We want to build a custom docker for CloudWatch Agent on Alpine but the available downloads in...

How do you embed Cloudwatch Dashboard in 3rd party website?

Setup: I have generated a shareable link to a CloudWatch dashboard by following all of the steps on...