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  12 Eye-Popping Presentation Ideas That Will Keep Everyone Awake

Photo credit: Freepik Engaging an audience during a presentation is a challenge every speaker faces. The key to a successful presentation is not just delivering information but doing it in a way that captivates and keeps the audience interested throughout. Here are 12 creative and eye-popping ideas that will ensure your audience stays awake, attentive, and inspired. Start With a Shock Begin your presentation with a surprising fact, shocking image, or a provocative question. This creates immedia...

   PRESENTATION SKILL     2024-06-19 07:09:23

  Some lovely software design quotes

  Every time when I read technical books, I like reading the quote of a famous person at the start of a chapter(if any), usually they are very interesting. Here is a collection of famous quotes. Life’s too short to build something nobody wants – Ash Maurya, Running Lean author Give someone a program, you frustrate them for a day; teach them how to program, you frustrate them for a lifetime. – David Leinweber There are two ways of constructing a software design: One way is...

   Quote,Software design     2012-10-13 09:13:34

  A guide on installing and running Clickhouse on macOS

ClickHouse is a high-performance open-source columnar database management system developed by Yandex. Here are some of the key features of ClickHouse: Columnar storage: ClickHouse uses a columnar storage format, which allows it to efficiently store and retrieve data by column, rather than by row. This results in much faster query performance, especially for analytical and aggregate queries. Real-time data processing: ClickHouse is designed to handle real-time data processing and can handle bill...

   CLICKHOUSE,MACOS     2023-02-15 06:04:55

  Proximity Cards Do More Than Just Open Doors

Credit: Susanne Plank via Pexels Locksmiths from centuries ago couldn’t have possibly imagined opening a door by tapping a card roughly the size of a credit card. Back then, security depended on physical locks, not sealed antennas made from coiled wire, integrated circuits, and capacitors. Today, proximity cards are a popular form of keycard used in hotels, government buildings, healthcare facilities, and many more places. They open doors for people with authorized access, but they also d...

   LOCK,PRINTING     2024-04-11 22:04:07

  Introduction to the Application of eBPF in Golang

Most of the time, when we develop software or even use software, we play within the safe boundaries of the operating system. We might not know how the network interface welcomes that IP packet, nor how the filesystem handles the inodes when we save a file. This boundary is called user space, which is where we write applications, libraries, and tools. But there's another world, kernel space, where the operating system's kernel resides and is responsible for managing system resources such as memor...

   EBPF,GOLANG,GUIDE,APPLICATION     2024-10-02 08:46:37

  Unix Philosophy

First, let me tell two stories.The first one is one Japan soap factory had a problem that they sometimes shipped empty boxes to the customer without soap inside. So they spend much time and money to invent a X-ray machine to check whether the soap box is empty.The same thing happens in a small factory which doesn't have too much money. The solution of them to solve this problem is they use a desk fan to blow the empty boxes out of the belt and into a bin.The second story is NASA finds that in sp...

   Unix Philosophy,Simple,Rules     2012-05-06 06:49:26

  Telecom elements in WeChat

As an engineer who spends much time on focusing on WeChat like applications(Skype, Fring, Viber, Kik Messenger, WhatsApp, Talkbox, LINE, Kakao Talk) , I would like to share with you the telecom element in WeChat to show the inheritance and integration of traditional telecom services in the Internet service and applications.First, WeChat is an application to send messages, the fully IP-based messaging capabilities may replace the traditional telecom services such as SMS, MMS and VMS ,This is ver...

   WeChat,Telecom operator     2013-04-13 20:29:46

  What was the Internet like in 1995?

The Internet evolves very fast since its birth. In 1995, a TV program called Computer Chronicles made an episode about new technology "The Internet". Now let's check out what the Internet looks like in 1995 through some video screenshots. First the host Stewart Cheifet appeared in the video where he was in a network cafe. There you can meet the real people and virtual person. That's a good thing. The first guide of us is the technology journalist from New York Times John Markoff. He said his f...

   Internet,History,1995,Computer Chronicles     2013-04-10 06:30:28

  Google Chrome Alternatives: Best Browsers For Android

Most Android phones come with Chrome pre-installed as the default browser. There’s nothing wrong with that. Chrome is a great browser with excellent features. And it feels natural alongside all the other Google products that also come pre-installed on Android. But the type of browser someone uses is super important. In the end, the browser may be one of the most-used apps on any phone.  Browsers need to fit the needs and lifestyle of the person who is using it. To name a few examples,...

   FIREFOX,MICROSFT EDGE,CHROME     2020-06-18 07:12:35

  Create cron job on CentOS

These two days, I am building a website and deploying it on a VPS server which uses CentOS 5. I don't have cPanel or Plesk for my account, so I need to install and configure everything myself including Apache, PHP, MySQL and FTP server, also today's topic cron job. Since my website has a ranking algorithm to calculate the rankings of each link and update the ranking on database and I need to calculate the rankings every 5 minutes, so I think to use cron jobs. Here are what I have done which may ...

   cron job,crontab,CentOS,linux,php,example     2012-06-11 09:23:45

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