how to write code in notepad

Read the original: Why do programmers always write bad code? These 3 reasonsI've been thinking lately about why we're always producing bad code as an industry.1. Obvious reasons ...I suddenly think of the most obvious reason is that there are good programmers, there are not so good programmers, some people have high technical level, some people are low level, som

following: $ (' #t '). Find (' TD '). In (' Click ', Function () { $ (this). css ({' Color ': ' Red ', ' background ': ' Yellow '}); }); This will tie up events for each TD, and in the test for 100 cell-bound click events, the performance is 7 times times the difference, and a good practice should be the following: $ (' #t '). On (' Click ', ' TD ', function () { $ (this). css ({' Color ': ' Red ', ' background ': ' Yellow '}); }); 5. Streamlining jquery Codeas i

How to Write C ++ code with exceptional security-Linux general technology-Linux programming and kernel information. The following is a detailed description. There are many controversies about exceptions in C ++, but they are often non-factual misunderstandings. Exceptions were once a difficult language feature. Fortunately, with the accumulation of experience in the C ++ community, we already have enough kn

First, typesetting: 1. Add the appropriate space between the keyword and the operator. 2. Add a blank line between the block and the blocks 3. Longer statements, expressions, etc., are divided into multiple lines of writing. 4. The new line to be adjusted to fit the indentation, so that the layout is neat, the statement is readable. 5. Long expressions to divide a new line at a low-priority operator, the operator is placed at the top of the new line. 6. If there are long expressions or sta

Transferred from: http://kb.cnblogs.com/page/558087/The reason why I think of writing this article, because recently saw a famous open-source project in the internal use of various problems, have to say, a lot of open-source ideas is good, but from the real engineering is not a small distance, so there is no commercial companies to adopt the open source products if you want to introduce the words must be cautious, There will usually be more than n pits waiting for you to fill out, and most of th

() { $(this).css({ 'color': 'red', 'background': 'yellow' });}); In this way, events will be bound to each td. In the test of binding a click event to 100 cells, the performance of the two is seven times different. The good practice should be as follows: $('#t').on('click', 'td', function () { $(this).css({ 'color': 'red', 'background': 'yellow' });}); 5. Simplified jQuery codeFor example, in the above Code, we have properly merged jQuery

You must decide which of the two methods to write your JavaScript code. To help you make a wise decision which is more suitable for you, we will compare the advantages and disadvantages of the two methods.One disadvantage of using JavaScript libraries in the past is that libraries are often quite large, and may include a lot of code that is not actually used on y

Personal Summary:A JavaScript engine is implemented by a standard interpreter, or by an instant compiler.Interpreter (interpreter): interprets one line and executes one line.Compiler (Compiler): all compiled into machine code, unified execution. (reduces the overhead of switching and scheduling, faster.) )The V8 engine is an instant compiler.Optimization strategy for V8 engine:1. Inline: Replace the expert code