Linux, Windows, Mac

Popular Open source tools for stress testing of a web application

Author - Manoj Thakur
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Popular Open source tools for stress testing of a web application

What is Stress Test?

Stress test is kind of real-time diagnostics performance test of a web application in order to determine the stability of your web application under heavy load(stress).  

Read more…

How to Secure XAMPP Server (version older than 5.5) in your Production environment

Author - Navneet Kashyap

In the older versions of XAMPP (below 5.5), there are a couple of security vulnerabilities. If you are running XAMPP in your production environment and don’t want to upgrade/install the higher version, then make sure you do few changes in your existing XAMPP security using following steps Read more…

Alter AWS S3 file permissions using S3 cmd

Author - Navneet Kashyap

How to alter permissions of all files or files with a specific extension via s3 command line client tool (Linux)?

S3 command line tool (S3 cmd) allows us to alter permissions of files and files with specific extensions inside S3 bucket recursively.  Below are the steps Read more…

Mysql access denied error for user root@localhost in XAMPP

Author - Navneet Kashyap

Problem: Mysql access denied error for user root@localhost when using in XAMPP server (windows) even when credentials are correct.

Solution: Actually the problem is not in code, the issue is that by-default mysql in xampp allowed passwordless authentication in mysql, so we have to Read more…

Open specific local Outlook window from .msg file

Author - Harleen Kaur

C# : Triggering the Local Outlook for forward, reply and reply all actions from existing .msg file

For the desktop based applications when user is dealing with the store outlook files in msg format we can open local outlook when required.

In outlook when we open a email message Read more…

Some Useful Developer tools and Extensions in the chrome browser

Author - Neelam Thakur

Every developer/designer should be aware of some developer tools and extensions available in the chrome browser.

Chrome developer tools provide deep visibility into the web pages. We can check layout, performance loading issues and also debug Javascript issues with breakpoints.

Accessing the DevTools :

Select the Read more…

Microsoft Outlook Email Rules

Author - Sukhpreet Singh

 

Microsoft Outlook Rules

Rules are very helpful in setting the behavior of MS outlook. Rules can be used for many different purposes.

For example :

you can automatically send a reply to all the emails which you receive.

you can Read more…

Migrate AWS EC2 machine using Snapshot Sharing

Author - Navneet Kashyap
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How to migrate an EC2-machine from one AWS account to another aws account?

Solution: To migrate EC2 machine, there are following main steps:

 Create Snapshot of the existing machine drives.
 Migrate the EC2 machine.
 Upgrade/downgrade migrated machine configuration.

Step 1: Create Snapshot of the Read more…

Quick Parts in Ms-Word and Office 365

Author - Sukhpreet
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Quick Parts

This feature is available in Ms-Word and Office 365 and it helps the user to set a shortcut of the content which user usually types every day so instead of typing, again and again, the same thing user can create a quick part of this Read more…

SSL certificate problem: unable to get local issuer certificate

Author - Navneet Kashyap
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Problem :
Error comes when trying to use https with url on xampp server, error “SSL certificate problem: unable to get local issuer certificate”.

Solutions:
you need to follow below mentioned steps:

1. Stop apache service from xampp control panel.

2. Either generate a new self signed certificate or Read more…

Upgrading Liquid files from 2.x.x to 3.x.x (on new machine)

Author - Navneet Kashyap
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Below are the steps to migrate liquid files from 2.x (old machine) to 3.x (new machine)

Command on old machine :

# ft migrate

1. Migrate to this system

2. Migrate from this system

3. Cancel

? 2

This will enable you to migrate the data and the configuration Read more…

Ubuntu | How to automatically mount the encrypted drive at startup of system?

Author - Navneet Kashyap
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Solution: When you have a drive which is encrypted and password protected and you want the drive to be mounted automatically at startup below are the steps that you can use:

Step 1. Open the encrypted drive as you usually do and mount it to any location.

Read more…

Windows Azure | 2 ways to view deployed files on Azure Server

Author - Harleen Kaur
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Two ways to see deployed app files on Azure server.

1. Azure scm
2. Ftp publish settings file.

1. Azure scm:

Azure has its service site scm where you can view your deployed files. For that you must have the azure credentials where the Web app is deployed Read more…

Linux | Manage emails of Cron Jobs

Author - Navneet Kashyap
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Stop sending cron job email notification & managing the notifications.

We mostly use cron jobs for recurring tasks like batch payments, server startup/shutdown, system updates etc. Most of the cron jobs send email notifications. If you want to stop those notifications or want to send notifications to Read more…

Steps to Create and Delete Windows TaskScheduler instance in C#

Author - Navdeep Kaur
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Steps to Create and Delete Windows TaskScheduler instance in C# code:

Dependencies: Add reference of the taskschd.dll file. On click of start button following steps need to be executed to create an instance of Scheduler:

1. Create the instance of TaskScheduler:
TaskScheduler.TaskScheduler objScheduler = new Read more…

Linux | Warning (Y/N) on shutdown command

Author - Navneet Kashyap
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Sometime unknowingly we execute shutdown or reboot command on production live server. So in order to be on the safe side we can configure the shutdown command to ask us for Y/N like explained below:

Switch to root user and then proceed

1. Add Alias in ~/.bash_profile Read more…

Website Performance Testing using Apache Jmeter

Author - Webner
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Performance testing is used to determine that the web application under test will satisfy high load. Apache Jmeter can be used to analyze overall server machine performance under heavy load.

Apache Jmeter Performance test includes:
* Load Test
* Stress Test

Creating a Performance Test Plan in Jmeter

We are going to Read more…

Images, Content, scrolling and some other functions not working in Google Chrome (Windows)

Author - Webner
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Problem: I was facing an issue from the last couple of weeks that the images, content, scrolling and some functions were not working in my browser while testing applications but if I try it with going incognito everything looks great. This issue was mainly with Google Chrome. I tried to Read more…

How to create AWS OpsWorks Stack

Author - Webner

Purpose is to automate most of recurring processes like creating user, installing application (apache, apache-tomcat, mysql-server …etc), and modifying security file to hardening Linux machines in AWS environment.

1. Click AWS OpsWorks option from AWS console panel:

2. Now click on Add Stack to create a new Stack Read more…

Configuring Web Distribution and Load Balancer in AWS

Author - Navneet Kashyap

Using tools and steps listed below we can implement web distribution and Load balancer in AWS and also this will save cost of buying ssl certificate from CA authorized vendors. Instead, it will use certificates provided by Amazon server.

Tools to use AWS CloudFront, Route53, Elastic Load Balancing and Read more…

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