Scenario : You have aws EC2 instance and storage is 100% full. Requirement : Change volume size from 10 GB To 50 GB without restarting without loosing any data Create a snapshot as backup Modify Volume Connect to instance Connect to the instance by SSH Run df -hT to make sure storage… Read More »
Scenario : We have a simple python code which can be executed using a physical machine by developer or coder. However if you want extend this code a web based service where others can utilize the code using a web site. Proof of concept : Converting a simple python script which basically display a name… Read More »
Scenario : Want to design a c# controller with following feature. # User will submit a request and system update the database with a status immediately . # System will run some command line to sync source and destination folder which may take hours to complete. # Once the command line copy / sync process… Read More »
Scenario : Want to install jupyter notebook from a single machine and can be utilized by more than 50 users at a time. This can be a ideal solution for schools or python lab where students or users can access from anywhere using their own devices. We have a windows 10 machine with Desktop /… Read More »
Scenario : You want to test number of allowed parallel connections to your mysql Server . Steps: Create a Database Create a Table Create a PHP insert Script Test the Script Use ab.exe tool from apache. Create a table CREATE TABLE `test_table` ( `id` int(11) NOT NULL, `session_id` varchar(250) DEFAULT NULL, `date_time` timestamp NULL… Read More »
Scenario : You have online website with MYSQL Database and you want to see the live data in excel sheet. Solution : Create a MY SQL User account Give permission for Select query to the specific database Allow remote sql access permission to your ip address Download the .net connector for MYsql for Windows Configure… Read More »
Reverse geocoding is the process of converting geographic coordinates into a human-readable address. Features : This function accepts the Longitude and latitude and output the city and country name as accurate as possible using Google reverse geo coding. Advantage : this works directly from Javascript , Jquery and HTML so no programming or server required. Asynchronously… Read More »
Scenario: Want to create leaflet map with following features. Create Marker on Click Create a circle with custom radius on the marker point Create a rectangle polygon around the center of the circle with custom radius and custom angle of rotation. Allows Dragging of the Marker and redraw the polygon on Movement. Solution :… Read More »
Scenario : We have couple of PC’s in network and forgot the password for one shared network drive. One machine we formatted and we want to add the shared network drive , however we have no password. Solution : Backup the saved windows credentials from any working machine and Restore it on the fresh windows… Read More »
Scenario : you need to create a rectangle in leaflet based on a point for which you know the long / lat. function DrawRectangle(lat, lng) { var km = 12; // number of km per degree = ~111km (111.32 in google maps, but range varies between 110.567km at the equator and 111.699km at the poles)… Read More »