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  #46 – Why software sucks

No one makes bad software on purpose. No benevolent programmer has ever sat down, planning out weeks of work, with the intention of frustrating people and making them cry. Bad software, or bad anything, happens because making things is hard, making good things doubly so. The three things that make it difficult are: Possessing the diverse skills needed not to suck.Understanding who you’re making the thing for.Orchestrating the interplay of skills, egos and constraints over the course of...

   Software design,Sucks,Software industry     2012-03-19 13:10:37

  Why (offset, limit) is slow in database select?

Starting from a problem Five years ago when I was working at Tencent, I found that MySQL request speed was very slow in the pagination scenario. With only 100,000 data, a select query on a single machine took about 2-3 seconds. I asked my mentor why, and he asked in return, "In an indexing scenario, what is the time complexity to get the nth largest number in MySQL?" The pursuit of the answer Confirming the scenario Assuming there is an index on the "status" column, a query like "select * from t...

   SLOW,LIMIT,OFFSET,MYSQL     2023-03-12 05:21:02

  Creating Working application in 15 minutes in ASP.NET MVC with Entity Framework and Scaffolded Items

You can create a working application in asp.net MVC at your place. Asp.net development services providers bring this tutorial to make you learn about the use of Entity framework and Scaffolded items for asp.net mvc application development. Read this and share your experience at the end. In this post we going to use Microsoft technology to create a fully working web application which going to contain a fully featured CRUD capabilities. So first of all let’s create, a new table which going t...

   ASP.NET ,COMPANY,DEVELOPMENT,SERVICES     2016-12-21 00:10:00

  About .NET memory leak--GC,Delegate and weak reference

Memory leak is always a headache for many programmers, the situation is much better now in some languages which have GC mechanism, but still we may face some memory leak issues when we write programs. 1. What is memory leak? Memory leak is not that the memory chip is broken. In short, it's about that the memory requested is not released at the expected time as an expect way. So what is the expected time? This is very important for you to understand memory leak. If the time an object taking the m...

   .NET,GC,Reference counting,Mark and sweep,Weak reference     2013-05-25 12:59:09

  Example on integrating TypeScript with Webpack

TypeScript is now a very popular language to create typed JavaScript code to reduce development error. It provides a type system on top of JavaScript which has only a weak type system. Once the TypeScript code is developed, it can be compiled into corresponding JavaScript so that they can be loaded and parsed by browser. Webpack is another tool for bundling multiple JS files into a single one so that no multiple connections to be established between browser and server. when a page is loaded This...

   TYPESCRIPT,WEBPACK,JAVASCRIPT,EXAMPLE     2021-03-13 21:31:29

  The Essence of Google Dart: Building Applications, Snapshots, Isolates

WÑ–th thousands of programming languages floating around, why is Google introducing Google Dart? What can it possibly add? The short answer: the Google Dart team wanted a language well suited to modern application development, both on the server and the (mobile) client. Some of Dart's features address problems that languages like Java or Javascript have long had. Dart's Snapshots resemble Smalltalk images, allowing (nearly) instant application startup and wi...

   Dart,Google,Client side,Web,Language,Snapshort,Isolate     2011-10-24 11:41:16

  The Unexplored Potential of Text Messaging for Nonprofit Organizations

Communication is a cornerstone of any organization's success. For nonprofits, communicating effectively with donors, volunteers, and communities can spell the difference between furthering their missions or fading into the background. As technology progresses, so do the means of communication, and text messaging for nonprofit is quickly becoming a crucial tool in maintaining conversations and fostering relationships with key stakeholders. In this article, we will delve into the benefits of this ...

   TEXT MESSAGING,NON-PROFIT     2023-12-19 23:59:49

  A walk through of different ways accessing Kubernetes application

When a web application is deployed on KUbernetes, to access the application, there must be some set up needs to be done so that external users can access the resource within the Kubernetes clusters. IN this post, we will walk through different ways to access application from outside. Before exploring different ways, let's set up a simple nginx eb application which will just serve the nginx welcome message when loading. # deployment.yaml apiVersion: apps/v1 kind: Deployment metadata: name: ngin...

   KUBERNETES,PORT FORWARD,SERVICE,CLUSTERIP,NODEPORT,LOADBALANCER,INGRESS     2021-05-31 00:20:27

  LinkedIn is out of China and replaced with LinkedIn Jobs

The popular job searching site LinkedIn has come out a special version for China which is just offering job searching capabilities and messaging capabilities in the connections. The social media capability like news feeds and peoples activities are stripped out. Now if you are in China and open LinkedIn app, it will prompt you and ask you to download an app called LinkedIn Jobs. You will not be able to dismiss the dialog and you are forced to download the other app if you wanna continue to...

   LINKEDIN,LINKEDIN JOBS,CHINA,MICROSOFT     2021-12-24 20:13:24

  Nokia is still alive and lives a good life indeed

1 Do you believe that Nokia, which you thought had gone bankrupt, not only survived but is still one of the world's most profitable technology companies, making trillions of dollars in profit every year? In 2022, Nokia's annual revenue reached 24.9 billion euros. Its net profit of 4.25 billion euros also hit a new high in nearly a decade. Moreover, as early as 2017, it quietly returned to the Fortune Global 500. In the telecommunications field, it is the world's third-largest telecommunications...

   5G,APPLE,NOKIA     2023-03-11 22:49:36