Detailed description of interruptions and exceptions (1) and detailed description of interruptions (
There are a total of 256 types of exceptions or interruptions on Intel x86, that is, commonly referred to as interrupt vectors, which have their respective interrupt type codes. The distribution is as follows:
0-31
Abnormal and unshielded interruptions
32-47
The shielding in
Detailed description of vue. js data transmission and data distribution slot, detailed description of vue. js distribution slot
I. data transmission between components
1. The parent component obtains the data of the Child component.
* Child components send their own data to the parent
* Vm. $ emit (event name, data );
* V-on :@
Example usage: When the send button is clicked, "111" is changed to "I am the da
Detailed description of pm2 configuration based on Vue + Koa, detailed description of vuekoapm2
Currently, we use the following technology stacks: front-end Vue, backend Koa, and database Mongodb.
However, every time a service is started, npm start, node./server/app. js are required. It is very troublesome to keep these two windows open at the same time.
And because I use koa, and I do not use the koa scaff
Detailed description of javascript uniform speed animation and buffer animation, and detailed description of javascript uniform speed
We can use some attributes to quickly create animations on webpages in css3, but sometimes we still need to use js to make animations on webpages for browser compatibility.
One of the most important functions for animation using js is the setInterval function. I will not go i
Detailed description of JavaScript ID card number validation and instance code, and detailed description of javascript
Recently, you need to verify the validity of your ID card. real-name verification is not expected. However, the original verification rules are too simple, but they simply verify the length of your ID card, now the business needs to strengthen the identity card verification rules. I found a
Detailed description of PHP static binding Analysis and Application in later stages, detailed description of php static binding
Basic knowledge
1. Range Resolution operator (::)
It can be used to access static members, class constants, and overwrite attributes and methods in the class.
The three special keywords self, parent, and static are used to access their attributes or methods within the class de
1, ID:ProgramUnique identifier. This attribute can contain the following characters:2. Version: Set the version of the program.3. xmlns: Air namespace. The namespaces of each version of air are different.4, name: Application name, which must be defined5, title (optional): displayed in the air Installer6. Description (optional) displayed during installation of the air Program7. Copyright (optional) copyright information of the air Program8. installfold
Software requirements:
First you have to have Moses (nonsense haha), then you have to have Giza ++ aligned with words (used in traning-model.perl), irstlm produces language modelsGeneral steps:
The general steps are as follows:
Prepare parallerl data (Sentence Alignment required): Perform tokenisation, truecasing, and cleaning on the corpus before using the Machine Translation System (Haha, I can't help writing the detailed steps directly)
Train your language model (using irstlm): Of cou
PHP writing format (mandatory). php writing details are mandatory. PHP writing format description (required). php writing details must start with an example. Start the editor, create a php file, and type the following code: phpecho Hello !; Name the file in PHP format (mandatory ).
Start with an example.
Start the editor, create a php file, and type the following code:
Name the file test. php and store it in the E: html directory.
Access the php fil
DeepLink usage and source code parsing (instance description), deeplink instance description1. Introduction
DeepLink has the following explanation on its official website:
When a clicked link or programmatic request invokes a web URI intent, the Android system tries each of the following actions, in sequential order, until the request succeeds:1. Open the user's preferred app that can handle the URI, if one is designated.2. Open the only available a
C ++ date formatting in order to achieve different display effects, sometimes we need to convert the time. The default format is: 14:33:34. to convert it to another format, DateTime is used. the ToString method (String, IFormatProvider) is as follows:
usingSystem;usingSystem.Globalization;Stringformat="D";
DateTimedate=DataTime,Now;
Response.Write(date.ToString(format,DateTimeFormatInfo.InvariantInfo));
C ++ detailed format usage of the format parameter for date formatting:
MD5 Algorithm introduction.
The full name of MD5 is message-Digest algorithm 5 (Information-Digest algorithm ).
Developed by Ronald L. Rivest of laboratory for computer science and RSA Data Security Inc
Md2, md3, and md4 are developed. It enables large volumes of information to sign private keys using digital signature software.
Is "COMPRESSED" into a confidential format (that is, to convert a byte string of any length into a large integer of a certain length ). No
Whether it is md2, md4, or MD5
definition: A template is a tool for implementing the code reuse mechanism. It can implement type parameterization, that is, define the type as a parameter, thus realizing real code reusability. Templates can be divided into two types: function templates and class templates.
2. Writing function templates
The function template is generally in the following format:
Template ClassOr you can useTypenameT>
Return type function name (parameter table){// Function Definition body}
performance only goes down when n> 4096 (when we use more than 16kb in memory); The Atmel processor we're using has a 16 Kbyte data cache.
Brief Chinese description:
When compiling source code, the cross-compiler uses FPA (float point architecture, that is, hard floating point) for floating point operations by default. For CPUs without FPA, such as Samsung's S3C2440, the execution speed after FPE (float point emulation, that is, soft floating point
John Carmack reproduce body description dx10
Occasionally, I saw an interview with John Carmack (author of the quake engine, not forgotten) by game informer in August. The paid comrade was already very happy to use DX9 to develop the Xbox game.
"DX9 is really quite a good API level... Microsoft has done a very, very good job of sensibly evolving it at each step -- they're not worried about breaking back
affected.
Debug:
Allow Multi Touch: whether Multi-Touch is supported. If the game is not needed, select a different one.
Sticky Tooltip: Tooltip
Tooltip Delay: Delay prompt
Raycast Range: ray detection Range
Event Sources: Event Source
Thresholds (parallax, indicating the execution delay ):
Axes and Keys: axial and button, which encapsulates the use of Xbox, PS3, and other controllers
Container: component inner
Alpha: Transparency
Povot: center poi
In all meta tags, the site title and site keyword settings because of the site rankings, more likely to attract attention. and similar website copyright ownership, the author and the website content description and so on is neglected. The reason is very simple, when the user login site content description is not directly to see, and search engines have repeatedly said that the site content
This article from the e-Mentor network, if necessary to reprint, please indicate the source.in the Web optimization, is not to face some tags and code, and today we want to talk about is description. Then what is description,description in the Web page and what role, let small make up to popular science seo course bar. 650) this.width=650; "src=" http://s3.51cto
What is creativity? For website construction and search engine marketing, creativity is a site in the search engine performance. such as the title of the website, content description of the website and so on. Although Baidu and Google have made a statement, said the site weight and site content Description of the relationship is not, but the creative content description
Description is a brief introduction to the content of the website, while the description has no direct effect on the ranking of the keywords, but when you enter the top 20 keyword rankings, the role of the description begins to appear. If a site description is well written, in line with the needs of users, then by desc
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