It's time for Android Tools to save you

In the daily development process, we all encounter the scenario that the UI effect we write needs to be previewed in advance before docking data, and then adjust the UI details and typesetting problems. What is our general practice? If there are basic controls like TextView or ImageView, are you still testing and previewing UI effe ...

Posted on Sun, 18 Aug 2019 23:26:36 -0700 by huppsi

JavaScript Object Array

Array Array is one of the most common types in JavaScript. Any type of data can be stored in the same array, and its length is dynamic and changes automatically as the data in the array is added or subtracted.Each array has a length attribute that represents its length (the number of elements in the array).And the index (subscript) of the array ...

Posted on Fri, 16 Aug 2019 22:40:55 -0700 by udendra

I was forced to learn these Python efficient programming skills because of the project's progress.

In the work, we often have to deal with all kinds of data. It is easy to waste time writing functions when we meet the project schedule. Python has many built-in functions to help you improve your work efficiency! First: In the list, the dictionary ...

Posted on Fri, 16 Aug 2019 06:08:55 -0700 by sabbagh

File Transfer - JavaIO Stream

Preface Recently, I found that I am not proficient enough in IO flow, so I spent half a day systematically practicing my hand with a set of lessons in Mou class. The notes and codes are arranged as follows, which is also mixed with my own understan ...

Posted on Tue, 13 Aug 2019 05:08:17 -0700 by richinsc

Small Data Pool-Encoding-File Operation

I. Small Data Pool 1. Small Data Pool Definition Small data pool (constant pool), a data caching mechanism, is also known as resident mechanism. Small datapools are only for integers, strings, and Boolean values. There is no resident mechanism for other data types. 2. Definition of various types of datapools (1) Integration In python, integers ...

Posted on Sun, 11 Aug 2019 06:41:55 -0700 by Jalz

caddy & grpc adds a reverse proxy plug-in for caddy

caddy-grpc adds a reverse proxy plug-in for caddy Project address: https://github.com/yhyddr/caddy-grpc Preface Last time we learned how to extend the plug-in we wanted in Caddy. Blogs provide only a general framework. This time, let's learn from the specific plug-in caddy-grpc. The reason for choosing it is that it is a stand-alone applicati ...

Posted on Sat, 10 Aug 2019 03:36:53 -0700 by Edison

Summary of Common Methods of JS Objects

1. charAt() Returns the character at the specified position var str = 'nihaome wozhendexiangxeuhaoqianduan' var str2 = str.charAt(4); The subscript of a string starts at 1.,So go back o var str3 = str.charAt(25); 25 Location is a; var str4 = str.charAt(5,26); Two parameters are passed in without error, but the second parameter is invalid by d ...

Posted on Thu, 08 Aug 2019 20:29:34 -0700 by Papalex606

Can Python still work like this? Encrypted file, unbreakable!

In life, sometimes we need to encrypt some important files. Python provides easy-to-use encryption libraries such as hashlib and base64. * * But for everyday learning, we can use XOR operation to implement a simple file encryption program, thus strengthening our programming ability. Remember to add an a ...

Posted on Wed, 07 Aug 2019 06:15:05 -0700 by phpwannabe25

Common Class 1, such as Object, String, Regular Expressions

1.object 1.equals Compare addresses, String overrides methods, and compares values. 2.toString Print object attribute information (class name and hexadecimal hascode) 3.hasCode The hash code value of the acquired object can be used as the identity card (unique identifier) of the current object in ...

Posted on Wed, 07 Aug 2019 02:46:41 -0700 by HA7E

python: the underlying data type

I. String Coding 1. Introduction In fact, the computer only knows 0 and 1. The code we write involves the process of converting characters into numbers 0 and 1. This process is actually how a character corresponds to a specific digital standard, which is called character encoding. 0/1 = 1bit 1 byte ...

Posted on Tue, 06 Aug 2019 03:07:38 -0700 by AlexP