sudoku that lattice, is the legendary golden point of Division, the main body placed in that lattice, will be able to take a beautiful picture.
Daytime photography Skills
1. Simplify the scene
One of the easiest mistakes a novice can make is to be too greedy to shoot everything in the camera. The idea is very good, but this picture often lacks a clear theme, it is too messy, but lost the meaning to express. In fact, you can try to make the sc
Webpage color matching skills and webpage color matching skills
In general, the background color of a web page should be soft, plain, or pale, and be matched with dark text, it makes people look natural and comfortable. For beginners who do web pages, they may be more accustomed to using some beautiful pictures as the background of their own web pages. However, if you look at large commercial websites, you
Two practical skills for Python and two practical skills for python
This article records two common practical skills for beginners of Python and shares them with you for your reference. The details are as follows:
1. variable parameters
The sample code is as follows:
>>> def powersum(power, *args): ... '''''Return the sum of each argument raised to specified po
This article mainly introduces the JavaScript pre-parsing and related skills, and analyzes the principles, steps, and related skills of JavaScript and parsing in the form of examples, if you need it, you can refer to the examples in this article to describe JavaScript pre-parsing and related skills. We will share this with you for your reference. The details are
Database Design Skills and database skills
1. Relationship between original documents and entities
It can be a one-to-one, one-to-many, and many-to-many relationship. In general, they are a one-to-one relationship: an original document corresponds to only one entity. In special circumstances, they may be one-to-many or many-to-one relationships, that is, one original document corresponds to multiple entiti
Phaser programming skills and phaser programming skills
February 6, 2015Welcome!
After discussing the platform jump game mechanism for several weeks in a row, we should take a break. Therefore, this week's tutorial will be based on the features that we often talk about on the Forum: Grid movement, or a more specific point: how to be like Pacman (Note: Eating beans or genie on a red-white machine) in this wa
Vue data transmission-I have special implementation skills, vue transmission-skills
Preface
Recently, I encountered many questions about the eventBus of vue. I was also asked about the applicability of vuex and eventBus when I set the technology selection. So let's just write it down. There is also a special implementation scheme.
There are several data transmission methods, including vuex, props, eventBus,
Advanced jQuery skills-DOM operations and jquery skills domDOMReady event for page loading
The so-called domReady, that is, the document is ready. We all know that operations on dom must be performed only after the dom tree is loaded. How to detect that the DOM tree has been built is as follows:
1. Use jQuery:
// with jQuery$(document).ready(function(){ /* ... */ });// shorter jQuery version$(function(){ /*
JQuery development skills summary and jquery development skills
1. create a nested filter. filter (": not (: has (. selected) ") // remove all classes that do not contain. selected element 2. reuse your element to query var allItems =$ ("div. item "); var keepList = $ (" div # container1 div. item ");
Practical Skills of c language: processing of excel Data Tables in pure c; practical skills in excelRequirement
You need to process a large amount of data in the database. The exported files in the database are xls (excel Format before 2003). You need to separate the factory items, for example:
Implementation Principle
Pure c can read excel by byte according to fixed separation, but this requirement ca
CSS skills and mistakes summary, CSS skills mistakes Summary
4.14
CSS background attribute Abbreviation:
Combination of background-position attributes :[Left|Center|Right] | [Top|Bottom] (No underline in the middle after the combination)
Background-attachmentAttribute to set whether the background image is fixed or scrolled with the rest of the page
Abbreviated order of background attributes: background-col
The nine most practical css skills and the nine CSS skills are usually used to write css web pages.
I. Use css abbreviationsUsing abbreviations can help reduce the size of your CSS file and make it easier to read. For the main rules for css abbreviations, see css basic syntax. Ii. Define the unit unless the value is 0Unit that forgets to define the size is a common mistake for beginners of CSS. You can wri
20 practical JavaScript skills and 20 JavaScript skills
As we all know, JavaScript is a very popular programming language. developers can use it not only to develop dazzling Web programs, but also to develop mobile applications (such as PhoneGap or Appcelerator ), it also has some Server implementations, such as NodeJS, Wakanda, and Other implementations. In addition, many developers will select JavaScript
PHP Code Conversion Function Application Skills, detailed application skills
There are a large number of functions in PHP to support our application. The following describes the PHP encoding and conversion functions. Hope to help you. The mb_convert_encoding function is a multi-Byte Character String Conversion Function in PHP.
Code conversion can be performed easily when necessary (for example, to solve the
Describes some advanced programming skills in Python and python programming skills.
Body:
This article shows some advanced Python design structures and their usage methods. In daily work, you can select an appropriate data structure as needed, such as requirements for fast search, data consistency, and indexing, in addition, various data structures can be properly combined to generate a logical and easy-to-
Summary of front-end optimization skills for improving Web performance, and front-end skills for web Performance
This article describes how to improve and optimize the front-end technology, which is very useful. The main content includes code cleanup, image compression, compression of external resources, use of CDN, and some other methods. These methods will significantly speed up your website and improve
MySQL FAQ and application skills summary, mysql application skills
Preface
In the daily development or maintenance of MySQL, it is often difficult to avoid some problems or faults, such as lost passwords and table damage. Summarize the common problems for future use.
1. Forget the MySQL root Password
1. log on to the server where the database is located and manually kill the mysql process.
(1) log on to the
Summary of some knowledge and skills for creating page masks in javascript today's popular ajax, simulating pop-up windows, thinkbox, greybox, and many other special effects all use the masked functions, its application is also very simple for us: create an absolute positioning, the top/left values are 0, the width and height are equal to the width of the browser content, and then the index setting is larger. However, there are some problems and
Q A project skills: subject answer management, and project skills
1. on the topic list page, click the primary button to trigger an ajax request and dynamically generate the dialog box content (User selected list). The request contains two parameters: topic id and type.(1) In the select dialog box, select whether the user is selected in the "problem management" module or the "topic management" module bas
SignalR's alternative implementation skills and signalr's alternative skills
A long time ago, I published an article titled "learn three implementation methods of SignalR through three demos". In that article, I described in detail the commonly used SignalR implementation methods in WEB applications, today, we use SignalR to implement other usage, such as communication between B/S and C/S, for example, comm
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