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  Power Grid Simulation System 02 : FDI Power Outage Attack Case Study

We are excited to share that the Power Grid Simulation System we developed was used as part of one red team's targeted critical infrastructure system the international cyber exercise Crossed Swords 2024 which conducted in December 2024. In this article, we will introduce one power outage attack case study which use the Power Grid Simulation System as the demo platform for OT cyber security workshop. Project Design Purpose: This case study demonstrates using the Power Grid Simulation System as a...

       2025-01-11 07:35:45

  How Artificial Intelligence is Changing the Future of Web Design & Development

Artificial intelligence is having a say in how web designs are shaping up nowadays. Many within the industry have even gone on to say that AI is the future of web design and development. The impact of AI on web design and development can be felt by understanding how web design has evolved over the years. Traditionally, all websites were created using HTML. Then, with the advancement of technology, the code structure of websites began to change and became more sophisticated. Now, it has come to a...

   HIRE WEBSITE DESIGNER, OUTSOURCE WEBSITE DESIGN SERVICES     2020-02-13 02:21:26

  Be careful about nil check on interface in GoLang

nil check is frequently seen in GoLang code especially for error check since GoLang's special error handling convention. In most cases, nil check is straight forward, but in interface case, it's a bit different and special care needs to be taken. Take a look at below code snippet and guess what the output will be. package main import ( "bytes" "fmt" "io" ) func check(w io.Writer) { if w != nil { fmt.Println("w is not nil") } fmt.Printf("w is %+v\n", w) } func main() { var b *bytes.B...

   INTERFACE,GOLANG,NIL CHECK,NIL TYPE,NIL VALUE     2019-04-06 07:47:07

  Commonly used AJAX frameworks

Have you ever wondered to design your website like desktop applications? Fortunately, with AJAX we can achieve this. By using AJAX, we no need to refresh the whole page when we just want to update a portion of a website such as the weather information or news panel. This makes our web apps look like desktop applications and bring good user experience to our visitors. You can create an XMLHttpRequest object every time when you want to initialize an AJAX call, unfortunately you may need repeat eve...

   AJAX,framework,jQuery,Dojo,YUI     2012-06-27 04:40:05

  Spending Too Much on Your Streaming Services? Read This

Remember the times when we thought ditching the cable TV might be a good idea to save time as well as all that money? Little did we know that platforms like Netflix, Hotstar, Hulu, HBO, Paramount, Disney Plus, and Apple TV Plus together cost more than the cable alone.  On the brighter side, there are ways to curb your streaming costs without much sacrifice. Do you want to binge-watch all your favorite shows at much fewer costs? Read on some great tips to save all that streaming costs to wa...

   NETFLIX,STREAMING     2022-06-13 07:20:37

  OpenLDAP Proxy -- slapd.conf

In the introductory post of OpenLDAP proxy, we mentioned that slapd.conf is the configuration file which tells the slapd service what to do.  Apart from this, there is a dynamic way of configuring slapd where the configurations are stored in LDIF database. In the future, LDIF database will be the one for configuring slapd, the old style of slapd.conf is deprecated. The slapd.conf can be converted to LDIF style using the slapdtest command. slapdtest -f /etc/ldap/slapd.conf -F /etc...

   OPENLDAP,OPENLDAP PROXY,SLAPD,SLAPD.CONF     2017-10-29 04:01:39

  Must read C++ book list

Every programmer should read some books to enhance their understanding about the language before the start to practice. But some of us often wonder what books we should read and in what order. Some books may not be suitable for beginners and some books may cover the similar topics. Here I summarize a C++ book list we should read.Stage 1"Essential C++" : It is short but powerful and it can enhance our understanding of C++'s features.This book is specifically designed to bring you up to speed in a...

   C++,Book list,Read,Effective C++     2012-05-23 13:03:30

  Why MySQL 8 drops support of query cache

Many of you may have heard or used MySQL's query cache, because it used to be a popular way to improve MySQL's performance. As an important feature for improving MySQL's performance, the query cache was often recommended as a solution for slow queries. However, why has MySQL 8 abandoned the query cache? Today, we will analyze and explore this decision. What is query cache? According to official document: The query cache stores the text of a SELECT statement together with the correspon...

   MYSQL 8,QUERY CACHE     2023-03-11 09:05:17

  Time-saving tips Linux users should know

As a programmer or system administrator, we have more chances of working on *nix platforms. It's tough experience when first start use *nix as we need to face a black screen without knowing what's behind it. Now, if we can have some resources to rely on, then we will find the beautify of *nix. They are fast, efficient and most importantly sexy. Below are some great tips for helping Linux users get used to Linux. This list is a bit long. So be patient. To get more information on a command mention...

   Linux,Tips     2013-09-03 22:30:48

  6 Great Ways to Design Amazing PWA’s

Why PWA v/s Native Mobile apps a wrong question to ask. PWA has already gathered a lot of momentum recently and is structured to give “App like” experience to its user base. Reveal all the extra layers underneath and create magic with brand new ideas to design progressive web apps. What comes to your mind when you imagine leading a progressive life? Definitely, it is going to be far better than  the previous one. Progressive Web Apps (PWA’s) are going to work to outweigh ...

   WEB DESIGN,PROGRESSIVE WEB APPS,PROGRESSIVE WEB APP TECHNOLOGY,COMMON UI/UX MISTAKES     2018-02-28 03:30:46

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