Example 1
The code is as follows
Copy Code
If you want to get the parent element Li for class= "moto", you can use $ (". Moto"). Parent (). Parent (). But more cumbersome,
There are two other ways to actually get the parent tag, namely parents () and closest ().
Parents () Method:
The method accepts an optional selector expression that is the same as the parameter
.
Motorola New Moto X (3099 RMB) click to buy
Motorola New Moto X also joined the full Netcom attribute, which makes the return of Motorola brand more smooth, it is obvious that consumers for the whole netcom mobile phone or more recognition, and Motorola's current Moto maker customization services, the more want to pursue personalized consumers provide a ver
Querying matching data in two sets and outputting the data can be easily written, which is a little shocking. If you don't study it, it's really outdated!
Using system;Using system. Collections. Generic;Using system. LINQ;Using system. text;
Namespace consoleapplication4{Class Program{Static void main (string [] ARGs){List List. Add (New Product ("HTC", 3000 ));List. Add (New Product ("Nokia", 2000 ));List. Add (New Product ("Moto", 1000 ));
L
Rs:record Separator, Record delimiterOrs:output record separate, output current record delimiterFs:field Separator, Field delimiterOfs:out of field Separator, output fields delimiterPs:rs, ORS, FS, OFS's English explanation is by no means the case, here just explain clearly. It is recommended to read Awk's English reading, which explains the meaning of abbreviations.What is field (field) and what is a record (row of records)?Example:1.txt
I am a student.
I like to swim
Hello
The content of this article is to introduce Taobao flexible layout scheme lib-flexible practice, share to everyone for your reference, the specific content as follows
1. Page Requirements
This is the page effect you want to do (don't comment on the design, it's not the developer's decision):
This is the dimension callout chart (750*1334):
Then the art in the 750*1334 design manuscript, according to my request to provide the following material cut map:
Includes two download button back
awk RS, ors and FS, OFSRs:record Separator, Record delimiterOrs:output record separate, output current record delimiterFs:field Separator, Field delimiterOfs:out of field Separator, output fields delimiterPs:rs, ORS, FS, OFS's English explanation is by no means the case, here just explain clearly. It is recommended to read Awk's English reading, which explains the meaning of abbreviations.What is field (field) and what is a record (row of records)?Example:1.txt
I am a student.
I lik
. Available Versions: 2.6.0+ complexity of Time: EVAL and Evalsha can find the script to be executed in the O (1) complexity, and the remaining complexity depends on the script being executed.Evalsha SHA1 numkeys key [key ...] arg [arg ...]
The script that is cached in the server is evaluated based on the given SHA1 checksum code.Caching the script to the server can be done through the script LOAD command.Other places of this command, such as the way parameters are passed in, are the same as th
Example.png.The picture is the same as the screen, also has 1x mode, 2x mode. In the iphone 6 Plus, there is also 3x mode, the principle is the same.When iphone 4 selects the [email protected] image, it will generate a picture with a size of 40 dots and 2x mode. This time, the picture will look very clear. And there is no adaptation of the old program, [email protected] does not exist, select Example.png, generate a size of 40 x points, 1x mode of th
Note: I think it is very rare to have the opportunity to do this project. I feel very grateful that I want to do it well, so I will use this title.
The comment from Linus is "the code looks clever and nice "!
A. memcpy in Linux Kernel
Patch: https://patchwork.kernel.org/patch/296282/
Commit ID: 59daa706fbec745684702741b9f5373142dd9fdc
First completely avoid Memory false dependence in CPU pipeline, which impacts all x86 CPU, the performance is improved up to
outputLog4j.logger.ntlog=fatal, A8# APPENDER A8Log4j.appender.a8=org.apache.log4j.nt.nteventlogappenderLog4j.appender.a8.source=javatestLog4j.appender.a8.layout=org.apache.log4j.patternlayoutLOG4J.APPENDER.A8.LAYOUT.CONVERSIONPATTERN=%-4R%-5p [%t]%37c%3x-%m%n3. Calling code:Logger logger2 = Logger.getlogger ("Ntlog"); To be the same as the name set in the configuration fileLOGGER2.DEBUG ("Debug!!!");Logger2.info ("info!!!");Logger2.warn ("Warn!!!");L
Administrator3. Other levels of errors directly in the background outputExperimental steps:Output to 2000NT Log1. Copy the NTEventLogAppender.dll in the log4j compression package to the Winnt\System32 directory2. Write the configuration file log4j.properties# in 2000 system log outputLog4j.logger.ntlog=fatal, A8# APPENDER A8Log4j.appender.a8=org.apache.log4j.nt.nteventlogappenderLog4j.appender.a8.source=javatestLog4j.appender.a8.layout=org.apache.log4j.patternlayoutLOG4J.APPENDER.A8.LAYOUT.CONV
Example.png.The picture is the same as the screen, also has 1x mode, 2x mode. In the iphone 6 Plus, there is also 3x mode, the principle is the same.When iphone 4 selects the [email protected] image, it will generate a picture with a size of 40 dots and 2x mode. This time, the picture will look very clear. And there is no adaptation of the old program, [email protected] does not exist, select Example.png, generate a size of 40 x points, 1x mode of th
Python full stack development, Day1, python development day11. Python Introduction
Birth and Application of pythonThe founder of python is Guido van rosum ). During the Christmas day of June 1989, Guido fansoum (Chinese name: Uncle Turtle) was determined to develop a new script interpreter in order to pass the time in Amsterdam, as an inheritance of the ABC language.
Currently, Python is mainly used in the following fields:
Ii. Computer Basics
Cpu:
It is equivalent to a human brain, a computi
mode will prefer [email protected], if [email protected] does not exist, select Example.png.The picture is the same as the screen, also has 1x mode, 2x mode. In the iphone 6 Plus, there is also 3x mode, the principle is the same.When iphone 4 selects the [email protected] image, it will generate a picture with a size of 40 dots and 2x mode. This time, the picture will look very clear. And there is no adaptation of the old program, [email protected] d
Use a vector graph (UI for iPhone 6) in xcode6 and xcode6iphone6
Ios applications are image-dominated products. When developing an application, you need icons of various sizes. You need to create a @ 1x size and a @ 2x size for each image file. In this way, your application looks beautiful enough. However, you must generate these files separately. With the advent of iPhone 6 and iPhone 6 Plus, this problem becomes even more troublesome: @ 3x resources
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