hackerrank coding

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Coding Quick Start for code management (GO)

When the project is created, how do we upload the code to coding? The Coding website uses "Git repositories" (like GitHub) to manage code. It works by using the Git service to sync files from the local project directory to the coding git repositoryThis article mainly contains the following content: Command line upload Code Graphical interface Upload

Improve coding efficiency. on zendstudio, how to quickly encode

To improve the coding efficiency, how can we quickly encode data in zendstudio? I don't want to use the mouse and direction keys when coding, which is more efficient. However, in nbsp; zend nbsp; studio, you enter a pair of quotation marks to generate a pair. At this time, you can only enter a string in the middle of the double quotation marks. after entering the string, move a cursor with the arrow key t

My first python web development framework (5) -- preparations before development (knowledge about coding), pythonweb

My first python web development framework (5) -- preparations before development (knowledge about coding), pythonweb It's time to eat at noon, and Tom hurried to the location where the old dish sat.   Tom:Boss, invite you to dinner at noon.   Old dishes:Haha... you have another problem. This time, you have to beat it.   SmallWhite:As long as you enjoy your face and eat rice, you can chat while walking. ......   SmallWhite:Boss, I have finished all the

[Ajax] 80 + Ajax-solutions for professional Coding

ArticleDirectory Ajax auto completer Ajax instant Edit Ajax menus, tabs Ajax date, time, calendars Ajax interactive elements Ajax Developer's suite Enhanced Ajax Solutions Ajax forms Ajax grids, tables Ajax lightboxes, galleries, showcases Visual effects, animation Useful basic javascripts Galleries, resources [Original address]: http://www.smashingmagazine.com/2007/06/20/ajax-javascript-solutions-for-professional-

C # coding standards summarized by myself-preface & directory

Recently, I have compiled C # coding standards for my company. I haven't studied much about this in the past. I just thought that the code can make my own sense. I have referred to the following materials C # coding conventions . Net Design Specification Convention usage and mode (version 2nd) The art of writing readable code Refactoring-improving the design of existing code 45 habits of effici

Android learning notes-51 _ coding implementation software interface, write fixed interfaces to XML, and write logic changes to programs,

51 _ coding implementation software interface--------------------------1. in addition to using XML to implement the software interface, android can also implement the software interface by coding, and in some cases, it can only implement the software interface by coding, for example: some content needs to be displayed according to the calculation result when the

VB6 coding Specification

VB6 coding specifications for the project team ---- VB6 coding Specification This code specification is formulated to facilitate maintenance and development, as well as to reduce detours for subsequent maintenance personnel.This specification is an entertainment edition specification. Before reading the coding rules, consider the following questions. If you do no

Implement arithmetic coding using c in linux (1)-specific operations, linux Arithmetic

Implement arithmetic coding using c in linux (1)-specific operations, linux Arithmetic Reprinted with the source: http://blog.csdn.net/wang_zheng_kai Enables students to use development tools to compress the learned data. Tianjin Institute of Industry and Information Technology This article includes two parts: Implement arithmetic coding using c in linux (1)-specific operations Implement arithmetic

As a general computer college student, how can I increase my interest in coding? Let's talk about my feelings.

playing dota or lol, or talking about a love affair. days are like this, when I graduated, I realized that I lost too much.For example, it is really boring to knock on code. How can I increase my interest in coding? Let's start with my experiences (skip this section if you are bored). Now I am a very common sophomore from the Computer Science Institute of the second school, like other students in their freshman year, they never liked to take exams

Coding knowledge study Note 3

Coding knowledge study Note 3I. How to code UTF-8 The UTF-8 is coded in 8 bits. The encoding from UCS-2 to UTF-8 is as follows: Serial number UCS-2 coding range (hexadecimal) UTF-8 byte stream (Binary) Description 1 0000-007f 0 xxxxxxx 1 byte in the format0 xxxxxxx 2 0080-07ff 110 XXXXX 10 xxxxxx Two bytes in the format110 XXXXX10 xxxxxx 3 08

On the Relationship between design, demand, and coding

The design itself must also have a "Source". The design that appears out of thin air is just a fantasy and does not meet the actual needs. no design can satisfy all requirements. Therefore, the design must be based on the "requirement" source. First, there is a demand firstHere we will talk about what needs are. In general, the demand is the business. Your understanding of the business is a process that is constantly deepened. This process is not designed, but your insights, experiences, and ass

Read what Google coding considers

I have read a lot of articles over the past few days. I feel deeply touched by the article "Why does Google execute strict coding specifications. I have to admit that I used to think that coding standards are useless, and sometimes I think it is a waste of time for developers. In the process of cooperating with another company to develop a project, I accidentally checked their code, unified naming method, c

Coding reality: cing cost Accumulation

In coding reality, we are often too optimized to complete the work on time. One fact is, the cost is accumulated when we keep coding it. If we take a look at each step of coding, it probably like this: Create the structure of the application Create the module to handle different functionality If the problem is complex, then the module will be complex as

Notepad ++, quick text, and Zen coding configure the HTML Development Environment

1. Plug-In download and conventionsWe recommend that you download the latest plug-in from the official website.The version used in this article is as follows:Notepad ++ 5.9.3Quick text 0.2.1Zen coding 0.7Set npp_home to the installation path of notepad ++.2. Configuration1), quick text ConfigurationDecompress the file. Put the quicktext. ini file in npp_home/plugins/config/quicktext. ini. If there is no corresponding directory, create it by yourself.S

Greedy algorithm application-Huffman coding

Huffman coding is applied to the encoding of data files and image compression. Its compression rate is usually between 20%~90%, in the case of long-distance communication, it is often necessary to convert the text to be transferred into a string consisting of binary characters, and the total length of the message to be transmitted as short as possible. It is obvious that the total length of the message to be transmitted can be reduced by using the sho

Python Chinese coding problem

Chinese coding problem is the Chinese programmer often head big problem, under Python is also the case, so how to understand and solve the python coding problem?We need to know that Python uses Unicode encoding internally, while the outside faces a variety of different encodings, such as the Gbk,gb2312,utf8 that Chinese programs often face, how do these encodings translate into internal Unicode?First, let's

Sinsing on the confusing coding style of PHP

As we all know, various programming languages have their own style, even if it is like C and C + + Same strain language (C + + is intended to be fully compatible with C syntax), there are some differences in programming style, such as a typical C + + style of single-line comments and C-style multiline comments.While Java has largely borrowed from C's syntax, it is undeniable that the classic curly brace of Java is that the opening brace is in the same row as the class name or function name, whil

"Web Security" second bomb: Compound coding problem in XSS attack and defense

Recently, we have been studying the attack and defense of XSS, especially Dom XSS, and the problem is slowly migrating to the browser encoding and decoding order.Today was put pigeons, helpless in KFC looked at two hours of information, suddenly had a sense of enlightened. References are posted first:1. http://www.freebuf.com/articles/web/43285.html2. http://www.freebuf.com/articles/web/10121.html3. http://www.wooyun.org/whitehats/%E5%BF%83%E4%BC%A4%E7%9A%84%E7%98%A6%E5%AD%904. Doug: White hat s

A solution to coding problems when Python writes crawlers

When using Python to write crawlers, you often encounter a variety of maddening coding errors. Here are some simple ways to solve the problem of coding errors, I hope to help you . First, open the site you want to crawl, right-click to view the source code, and see what it specifies, such as:  http-equivcontent= "text/html; charset=gb2312"> The charset I specify here is gb2312, and I'm going to use gb2312 a

PEP8 Python Coding Specification Collation

Decided to start the Python road, using spare time, for more in-depth study of Python. Programming languages are not art, but work or tools, so it is necessary to organize and follow a set of coding specifications. So this afternoon I made a copy according to Pep 8, and I'll follow this code, and I'll keep updating it.PEP8 Python Coding SpecificationA code orchestration1 indent. Indentation of 4 spaces (the

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