In addition to zsh/mathfunc, zsh/net/socket, zsh/net/tcp, Zsh also has some other built-in modules. In this paper, we will briefly talk about several commonly used modules.
How to Use Modules
# Use zmodload plus module name to load modules
% zmodload zsh/mathfunc
# If you don't add parameters, you can view the modules that are lo ...
Posted on Mon, 27 May 2019 17:02:14 -0700 by sawade
Every time we log in to Taobao, no matter on any host or mobile phone, the contents of our shopping cart will not change. How can we do that? That's by saving sessions on the server side. Usually, websites like Taobao have so many visits and there are many hosts on the server, so we don't necessarily use the same backend ...
Posted on Mon, 27 May 2019 16:54:28 -0700 by chacha102
1. Introduction to the experiment
1.1 Experimental Contents
Matplotlib is an open source drawing library supporting Python language. Because it supports rich drawing types, simple drawing methods and perfect interface documents, it is loved by Python engineers, scientific researchers, data engineers and other people. This is Chapter ...
Posted on Mon, 27 May 2019 16:49:25 -0700 by wolves
Reference resources: Introduction to Core ML: Building a Simple Image Recognition App
Xcode 9 beta & iOS11 beta & Swift4
Core ML It is a framework that can integrate machine learning model into app.
I. New Initial Project
New project CoreMLDemo with single-view application template
Create the following UI
2. Implementing t ...
Posted on Mon, 27 May 2019 16:48:58 -0700 by phpisawesome
In the eyes of traditional development engineers, a singleton is to ensure that a class has only one instance. The implementation method is usually to determine whether an instance exists or not. If there is a direct return, if there is no return, it is created and then returned, which ensures that a class has only one instance object. In Java ...
Posted on Mon, 27 May 2019 16:26:20 -0700 by welsh_sponger
Recently, I received an SQL tuning task, which performs nearly five seconds in a month of data statistics in the development environment. Originally thought it was a smooth optimization, but I didn't expect that in order to get the best result, it went through twists and turns.
Initial slow SQL
select case wh ...
Posted on Mon, 27 May 2019 16:13:42 -0700 by MrBiz
Recently, the LayUI API has been updated frequently and happened to make a Demo, ready to display the table s in the project in a different way, so I started to make a basic form, first I made an effect map.
<div class="row" id="divParams">
<div class="panel col-md-12">
Posted on Mon, 27 May 2019 15:54:54 -0700 by sun14php
What is EventBus
EventBus is an event publishing/subscribing framework based on the observer model. Developers can communicate between components and modules with very little code, instead of building communication bridges separately in the form of layer-by-layer transfer interfaces. This reduces the strong coupling between modules due to mult ...
Posted on Mon, 27 May 2019 15:40:57 -0700 by ashwin
From the beginning of contact with operation and maintenance, the most pressing thing is to put the business on line. Why do you say so? It's because there are so many big pit teammates. Either because of the missing code of children's shoes developed, or because of the inadequate testing of child ...
Posted on Mon, 27 May 2019 15:24:44 -0700 by Sudden
This blogger just contacted git some time ago. Since git has not been used before, and as an ideal rookie in the front-end session, he should master the basic use of git, so he spent some time in private to learn the basic use of git. In the process of learning, he also summarized some opinions and experiences, so I will share them here. Next ...
Posted on Mon, 27 May 2019 14:41:07 -0700 by SithLordKyle