Android package MultiDex policy details, android package multidex
1. Subcontracting background
First, we will introduce the background of MultiDex.
When the Android system installs an application, one step is to optimize Dex. In this process, there is a dedicated tool for processing, called DexOpt. DexOpt is executed when Dex files are loaded for the first time. This process generates an ODEX file, Optimise
Python Study Notes 17: Mathematical Correlation of the standard library (math package, random package)
The previous sections are really tired. Now let's take a look at simple and easy-to-understand content.
A math package mainly deals with mathematical operations.
Constant math. e # natural constant e
Math. pi # pi
Calculation function math. ceil (x) # rounded
Package. json file configuration details, package. json details
Package. json is the configuration file automatically generated under the root directory of the project after the npm init command is initialized. It defines the configuration information of this project and the required modules, npm install automatically downloads the required modules based on this
Android starts an application that only knows the package name. android package name
We know that to start an application, we need to know the name of the application to start the Activity, but the ACTION parameter to start the Activity. In this way, we can start the application through startActivity (Intent), for example:
/** The package name of the started appl
Python refers to modules in different folders in the order in which they are called, ① modules that have classes in the calling module. Class (). Method () ② no class: module. Method ()The test package testim.py calls the method Craw1 () method in testim1.py in the Test1 package and outputs the result:testim.py#Coding:utf-8# testim.py in the test package, to invo
Find jar Package coordinatestake spring Core's jar package as an example to access http://www.mvnrepository.com/ in the top middle, enter Spring core and click Search. Search results The first one is, click Spring Core There are many versions here, click here 4.3.5.RELEASEClick Content in the Maven bar, allow access, copy to clipboardThen paste directly into the Select the jar
The first few sections are really tired, so let's start with something simple and easy to understand.A math package math package mainly deals with mathematical-related operations.Constant MATH.E # Natural constant EMath.PI # pi PiArithmetic function Math.ceil (x) # Rounding up the x, such as x=1.2, returns 2Math.floor (x) # rounding x down, such as x=1.2, returns 1Math.pow (x, y) # exponential operation, ge
Talking about RPM to many compiled and installed friends, RPM installation is a fool to install.
Oh, in fact, RPM is a very effective centralized deployment of the solution.
YUM+RPM is a very fast and convenient large-scale deployment scenario.
Below is a brief introduction to the production of RPM:
Take Cronolog as an example:
First download the Cronolog source package.
Unlock the source package, tar
Objective
In the previous article we described how to configure the Go development environment under Windows installation. This article describes the directory structure of code Golang, application compilation, custom packages, and references to remote packages.
Code directory structure
At the end of the Gopath we set the SRC directory is the main directory of our next development program, all the source code is placed under this directory, the general practice is a directory of a project .
For
Engineering Catalogue
Having learned the above knowledge, we can now complete the planning of a project directory. As an example of writing a command-line program, we typically provide both command-line and API patterns, and we use a three-party package to write code. In addition to the code, a complete program should have its own documentation and test cases. Therefore, a standard engineering directory looks like this below.
-/home/user/work
RPM is a RedHat Package Manager (RedHat Package management tool) similar to "Add/delete programs" in Windows"Rpm executes the installation package Binary Package (Binary) and Source package (Source. The binary package can be direc
Android Import V7 Package common error, as well as project reference V7 package error resolution, ANDROIDV7Android under V4 V7 V21 Package is an extended support package for Android system, just like the Windows system patch for a reason.Android's expansion packs are primarily designed to be compatible with the lower v
Common tar.gz, tar.bz2 and so often use will remember how to decompress, recently encountered the project Deployment War package to the server, because the file is relatively large, upload is not convenient, want to back up the war package, do not want to backup under Tomcat has been unpacked folder. So the search record is as follows:Reference from: http://www.2cto.com/os/201308/239355.htmlThe method is to
Let's look at a simple Javascript debugging package jscript. debug. js, contains two functions to see a simple Javascript debugging package: jscript. debug. js contains two functions. The first is used to traverse each attribute of an object; the second is a general Debug function (in fact, 'object' is more 'accurate ), it is used to specify the error levels and the formatting display of various prompts and
Bytes/
Modify the compilation option to repackage
InBuild Settings -> Code Signing -> Code Signing IdentityOption.Any iOS SDKSetDon't Code SignAnd then re-ArchivePrepare a directory
Create a directory for packaging. For example, create Debian and applications directories under TMP and TMP, and create a text file control under Debian.The tmp directory structure is as follows:
-DEBIAN---control-Applications
The control file is the configuration file during packaging. It will also be packaged into
Decompress the package and use it in a cross-Linux PHP7 package environment: 64-bit Linux
(18 MB): http://pan.baidu.com/s/1ntsrU8x
Md5sum php-7.0.0-dev-20150502.tar.xz
5a4897aedc5ccf02da1f0340ac6013cb
PHP is developed in version 7.0.0 and downloaded from Github in May 2, 2015.
Https://github.com/php/php-src/archive/master.zip
Create a user:
Sudo groupadd-r png
Sudo useradd-r-g png-s/usr/sbin/nologin-d/
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