Tag：programming
-
Time：2021-7-31
I shared an article before to show the great side of C language, and then someone commented on a “garbage” below. Personally, I think you don’t like C language and shouldn’t slander it. It’s good for you to have your favorite language, but you can’t say other languages “rubbish”. This principle is also applicable in […]
-
Time：2021-7-31
What is spring? Spring is a lightweight open source framework with IOC (inversion of control) and AOP (aspect oriented programming) as the core.The essence of spring is to manage objects in software, that is, to create objects and maintain the relationship between objects. Advantages of spring 1) It is convenient to decouple and simplify development […]
-
Time：2021-7-28
Nowadays, HTTPS protocol is being widely valued and used. At the beginning of this year, many websites under chrome announced that they would not upgrade from HTTPS to HTTP security. When you open many websites, you will find a green security lock in the upper left corner of the browser, which proves that the website […]
-
Time：2021-7-28
Developing big data applications requires not only a distributed database that can support massive data and a distributed computing framework that can make efficient use of multi-core and multi-node, but also a programming language that can be organically integrated with distributed database and distributed computing, has high performance, easy to expand, strong expression ability and […]
-
Time：2021-7-27
preface: This article is mainly the reading notes of modern C + + tutorial. When I was an undergraduate, I entered the door by learning C language, and then I have been programming with the habit of C language; When I was a freshman in the software institute, I came into contact with Java and […]
-
Time：2021-7-27
preface About me: NJS core developer, unit contributor, nginx expertProgramming is a craft. It is a series. I share my thinking on programming, especially what I learned in nginx community. Programming is the creation of logic and strives for clarity This is my understanding of programming. Code reflects the essence of business, which can also […]
-
Time：2021-7-27
Introduction:High frequency data high-performance one-stop solution for banks, insurance, securities companies and private placement. The quotation and transaction data of L1 / L2 financial market are very important data for quantitative transaction research. With the rapid evolution of digital services, the transaction data with time-series characteristics surge, which puts forward higher requirements for the underlying […]
-
Time：2021-7-26
To measure whether a language (in a broad sense, not only programming language) is complex, we can look at the number of words, part of speech changes and grammatical structure. eight According to relevant data, up to the latest C + + 20, there are about 99 keywords in C + + and 6 names […]
-
Time：2021-7-26
In our daily development process, we often need to open various websites to consult materials, find inspiration, fish and paddle Today, let’s share some ideas to improve efficiency / creativityTreasure website。 Some of these websites can help us improve efficiency, and some can make our work process happier. This sharing is divided into the following […]
-
Time：2021-7-26
When I first started to learn Java, I would tangle with the question, what should I use to write Java programs? At that time, the video tutorials and books I read at first demonstrated the following classic program code with notebooks: public class HelloWorld { public static void main(String[] args) { System.out.println(“Hello World!”); } } […]
-
Time：2021-7-23
Happy New Year! The year of the ox is coming. What are the new goals for the new year? I believe many people’s wish is to make more money. In addition to working hard to earn money, choice is also important. We have always said that the salary of becoming a programmer is very high, […]
-
Time：2021-7-23
Processes and threads Process: A process can be understood as a running program Process is a program with certain independent functions, which is the basis of resource allocation by the operating systemBasic unit Thread: Thread is the basic unit of operating system scheduling Process vs. thread A program has at least one process and a […]
