Every Linux C/C++ developer is familiar with the message “Segmentation fault (core dumped)” , It can happen by accessing wrong memory address, making a floating point error and more. To find out the problem, you need to enter debug mode or use the core dump Post mortem – core dump While the program is loading […]
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Python is a great programming language for data analysis. With tons of packages for data handling it is the best choice for data analysts , algorithm developers and more Lets get started with understanding the relationship between some very popular data packages Numpy is package for multi dimension arrays – very effective implementation Scipy – […]
Building Angular web application is fun and easy. Angular application is build from modules (at least one) and each module has components and services. One great thing about modules is that you can build your own module as unit of reuse and then deploy it to one or more package managers like npm. While building […]
Django is a great Web framework for server side , Angular is a great JS framework for client side. While Integrating both frameworks, we get many benefits. This is the 3rd post about integrating both frameworks For getting started tutorial for using both Angular and Django see this post For integrating data packages – numpy, […]
Angular application is built from components – organized in modules with hierarchy. The component represent a user interface element with properties, methods, input and output parameters and more. When we want interaction between components we use input and output parameters but if the interaction is not between parent and child (for example 2 brothers components […]
Django is a great python web framework for server side. If we want to communicate with the client it can be done using the request-response model and also using a web socket especially when we want to send push notifications to the client. This is a very simple example of how to create and communicate […]
Pipes provide a very easy way to manipulate data on the client side. It can be used to change the displayed numbers (for currency for example), manipulate strings (uppercase, lowercase, etc) and more. You can also create your custom pipe and use it anywhere easily Simple example: In the component code declare: d:Date = […]
The basic unit of any Angular Application is the component This post summaries the common tasks with components and can be used as a pool of useful code snippets Creating Data binding – one way and 2-way Using ngIf and ngFor to create dynamic template content creating and communicating with nested components Creating a new […]
Presentation from linux kernel meetup Linux VFS and Block some nice links for more information: Simple file system example and details here (multiple posts) The page cache chapter from linux kernel development book Nice post – linux VFS Block filter example Dive into linux IO path The block IO layer
1.3 Million smartphones running Linux are activated every single day. 7,00,000 televisions are sold every single day running Linux. 92% of the world’s high performance computing systems, that predict climate change, forecast the weather, run the CERN super collider are all Linux. 85% of the world’s global equity trading platforms are running linux. read mode […]