How to Recycle your Mobiles and get Cash.

3 December 2022 By Rahul Garg

The practice of recycling mobile phones is gathering much attention these days due to environmental campaigns. Theses campaigns have brought forward the need to recycle phones to reduce E-waste. Lead, Mercury and Cadmium – the three toxic substances present in mobile phone batteries are disposal hazards. All of these toxic substances can cause great harm to all […]

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How To Configure Your Webcam For Better Quality.

3 December 2022 By Rahul Garg

Unhappy with your webcam’s performance? If you are, or if you’re not, either way, this post is aimed at helping you get the maximum out of your webcam – by optimizing it for better images and videos. We’re going to try out all possible settings that are available in a webcam, the basic ones; using […]

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How to Mount ISOs on Linux using Terminal.

2 December 2022 By Rahul Garg

ISO is a widely popular  disc image format. It is an archive that contains the image of a disc, ie. the data that is present on an optical disc. There are many applications that can help you create and access ISO files. Talking about Ubuntu and other mainstream Linux Distributions, they can mount ISOs using […]

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How to Upgrade Ubuntu 10.10 to 11.04 Natty Narwhal Beta 1.

2 December 2022 By Rahul Garg

Ubuntu’s latest release 11.04, nick-named Natty Narwhal was made available on 3rd April. The major changes are the implementation of Unity, replacing GNOME. The new interface is more attractive and easy-to-use. OpenOffice is replaced with LibreOffice in this version and the default music player is no more RhythmBox. Banshee Player has taken RhythmBox’s position. Firefox […]

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How to Install Apps with Expired Certificate on Nokia Devices.

2 December 2022 By Rahul Garg

Encountering installation errors such as “Unsigned Application” or “Expired Certificate” isn’t something new for Nokia Users. While the Unsigned Application error can be patched by using third-party private keys with singing applications, there’s a relatively easier path to tackle Expired Certificate error. All certificates have limited time period until which they are valid. After they […]

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Smashing Web Application Performance Issues.

2 December 2022 By Rahul Garg

This week, I’ve looked deeper into Boomerang, a JS library used to automate the tracking of user performance monitoring. My goal is to get rid of performance issues on my web-app. The first step is to identify precisely what’s going on. It means monitoring and tracking all that is happening and being able to filter through information […]

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Real-time Log Centralization with Rsyslog.

1 December 2022 By Rahul Garg

Rsyslog Configuration to centralize and ship your Linux servers logs Applications and servers generate tons of information through log events. However, the monitoring of heterogeneous logs coming from tens or hundreds of machines is hard, and sometimes impossible, without an efficient Log Management tool. The good news is that centralizing log data to a remote […]

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Efficient JSON Logging for Node.js.

1 December 2022 By Rahul Garg

And how using the Winston transport library is going to help you do your Node.js logging For those who love so much JavaScript that they want to run it on browsers and servers: Node.js is the solution. As Wikipedia states: “Node.js is a packaged compilation of Google’s V8 JavaScript engine, the libuv platform abstraction layer, and a core library, […]

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Debugging 10x Faster with your Logs.

1 December 2022 By Rahul Garg

Developers & administrators can spend way less time debugging when properly using their logs. Technical teams spend way too much time investigating why a running application did not do exactly what it was supposed to do. This is due to several reasons: We’re sharing in this short article our top 2 debugging best practices you […]

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Sending your log data in realtime with Syslog-ng.

1 December 2022 By Rahul Garg

Syslog-ng is an open-source daemon that sends system logs and can act as a log forwarder over files you want to follow. We will show you in this chapter how to send log data with this good alternative to Rsyslog. This daemon is available for free in Unix with a simple apt-get install syslog-ng (or yum install syslog-ng depending on your […]

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