commons-lang3 tool class learning (2)

From http://commons.apache.org/proper/commons-lang/javadocs/api-release/org/apache/commons/lang3/ Official documents to organize and remember for yourself 3. BooleanUtils Boolean Tool Class and(boolean...array) logic and BooleanUtils.and(true, true) = true BooleanUtils.and(false, false) = false ...

Posted on Fri, 17 Jul 2020 11:54:09 -0400 by bpat1434

Android Custom WheelView

function Wheeled Select View, similar to TimePicker or DataPicker, allows you to set whether or not there is a boundary (the beginning and end meet) Design sketch Explain Inherited from View to assist with scrolling with OverScroller, using a minimum API version of 9.If necessary, you can use Scroller instead, w ...

Posted on Mon, 13 Jul 2020 11:47:41 -0400 by SmoshySmosh

Merge sort algorithm implemented in Java

The following is a merge sort algorithm implemented in Java, referencing Algorithms Unlocked by Thomas H. Cormen I read some blogs from other CSDN bloggers, and I think some details can be optimized, such as avoiding overflow due to too long array length, and using mid = low + (high - low) / 2 for mid For example, instead of creating a (high ...

Posted on Fri, 10 Jul 2020 11:37:04 -0400 by netman182

GULP Compile less and Build Local Development Environment

GULP Compile less and Build Local Development Environment STEPS: 1. Create a new folder in your own development environment directory, such as opening cmd and creating a new support folder 2. Enter Folder 3. Generate using NPM Package.jsonfile 4. Global installation of gulp 5. Install plug-ins locally 6. NewGulpfile.jsfile 7. Create a fol ...

Posted on Thu, 09 Jul 2020 12:14:49 -0400 by ts10

offer rotation array

Moving the first elements of an array to the end of an array is called array rotation. Input a rotation of a non decreasing sort array and output the smallest element of the rotated array. For example, if the array {3,4,5,1,2} is a rotation of {1,2,3,4,5}, the minimum value of the array is 1. NOTE: all elements given are greater than 0. If th ...

Posted on Thu, 09 Jul 2020 12:02:42 -0400 by Osorene

offer rotation array

Moving the first elements of an array to the end of an array is called array rotation. Input a rotation of a non decreasing sort array and output the smallest element of the rotated array. For example, if the array {3,4,5,1,2} is a rotation of {1,2,3,4,5}, the minimum value of the array is 1. NOTE: all elements given are greater than 0. If th ...

Posted on Thu, 09 Jul 2020 12:02:24 -0400 by samsunnyuk

vue2 project building (top)

Project Structure Config 1. dev.env.js Development environment configuration: 'use strict' // Consolidated Configuration const merge = require('webpack-merge') const prodEnv = require('./prod.env') module.exports = merge(prodEnv, { CONF_ENV: `"${process.env.CONF_ENV}"`, NODE_ENV: '"development"', // Inte ...

Posted on Sat, 04 Jul 2020 12:20:52 -0400 by stefharley

iOS uses scripting to automate target replication

When some projects are mature, there will be a need to automate configuration to generate a completely new project, no need for developers to manually modify the project files, and transfer the configuration work directly to operations and maintenance or the configuration team In fact, it is common practice to just change the target duplicate ...

Posted on Wed, 01 Jul 2020 12:17:15 -0400 by phpjaco

[code explanation] using Python 3 + Tkinter to develop class attendance system with graphical interface

Using easy to learn Python and its powerful tripartite library to develop a simple attendance system: 1. Development background 2. Implementation process -Data reading -Data slicing and comparison matching -Graphic development 3. Operation effect -Interface -Choose the path -Read data -Final effec ...

Posted on Tue, 30 Jun 2020 02:49:29 -0400 by dexter_sherban

Application of partition table in MySQL database

What is partition table First of all, let's look at the normal storage of tables The upper part is innodb engine, the lower part is myISAM engine customer_login_log.frm #The metadata of each table is saved, including the table structure and the corresponding definition, regardless of the number Acc ...

Posted on Tue, 30 Jun 2020 00:40:43 -0400 by ghostrider1