communication by adopting a strategy to aggregate and then back up. For example, in a gradient descent algorithm, each service node aggregates the gradient from all compute nodes before updating the model parameters, so you can only back up the aggregate gradient instead of the gradient from each compute node. Aggregations can effectively reduce the amount of traffic required for backups, but aggregation can increase the latency of communication. How
MAVEN is a successful open source project in the Apache organization that serves project building based on the Java platform, and relies on management and project information management.
During the Itoo project development process, we all realized the package deployment process. Using MAVEN helps us automate the build process , from cleaning, compiling, testing to generating reports, to packaged deployments, and we don't have to enter commands over a
Dbproxy is my amateur cross-platform proxy server written in c++11 (and using LUA and its own network library) to extend system load while using multiple back-end databases, and the back-end database supports Redis and SSDB.It is up to the user to write Lua scripts to control sharding. The test efficiency is slightly higher than Codis and consumes less CPU and memory.Here is the readme on GitHub, which I co
I am curious and interested in the mobile platform, and recently started to develop and learn iPhone. The learning path is from objective-C to cococa. The method is to read two English documents for getting started, and to learn about the apple SDK. The basic idea of the product is to use. net on the server and iPhone on the mobile client.
Some complex logic processing is implemented on the server. The client interacts with the server through XML and
1. Hierarchical DesignCode related to the isolation platform, just like testability, portability also needs to start from the design. Generally, the topBoth the layer and the bottom layer do not have good Portability:1). The top layer is GUI, and most guis are not cross-platform, such as Win32 SDK and MFC.2). The lowest layer is the operating system API. Most ope
Before this blog has been "building cross-platform App:jquery mobile app Combat" book, by the mobile development of the Novice's favorite.From now on, the serial of its twin sister book PhoneGap Mobile application of a book, Hope once was small white you, has become the great white.What the API in 3.6 PhoneGap can doThis chapter mainly introduces the preparation before PhoneGap development, so is it time to
Before this blog has been "building cross-platform App:jquery mobile app Combat" book, by the mobile development of the Novice's favorite.From now on, the serial of its twin sister book PhoneGap Mobile application of a book, Hope once was small white you, has become the great white.What the API in 3.6 PhoneGap can doThis chapter mainly introduces the preparation before PhoneGap development, so is it time to
As I am going to do cross-platform development, I can only see this is a prethinking based on my observation to other such teams.
1. you still need to work on windows in major time if you are familiar with windows in long time. of course, if you have been using MAC for a long time, you can choose Mac as your major work OS. whatever, pick up your most familiar OS as your major work OS to reduce unnecessary
developers, which I have organized in table 6-1. The Jquerymobile availability is getting higher, the entry threshold low, and the ability to write less code to create a mobile-friendly interface. "Building cross-platform App:jquery Mobile mobile Application Practice" This book uses an example-driven approach to introduce the app development under Jquerymobile,
The first digit in hexadecimal *16 + hex second digit = decimal15 == 1*16 + 5 = 2112 == 1*16 + 2 = 18FF == F*16 + F == 15*16 + 15 == 240 + 15 = 25500 == 0*16 + 0 = 0
6, hexadecimal abbreviation
In CSS, as long as the hexadecimal color of each of the two values are the same, then you can be abbreviated to a
For example:#FFEE00 == #FE0
Note the point:
1. If the current color corresponds to a different
A Brief Introduction to. NET Core cross-platform development,. netcore
For the. NET open-source program, there may be few people who are interested in it. After all, as of the time of this article,. NET Core was released to 1.0RC2. The official version is expected to be available for a while. In addition, most people are holding a wait-and-see attitude, even if the development is still using. NET Framework.
The Cross-platform mobile development is actually based on the HTML5 development software interface and the main business logic, so a perfect HTML5 development environment based on mobile platform is very necessary. My main focus here is the following four points: JavaScript and jquery Mobile editor HTML5 elements of Inspector JavaScript remote breakpoints Debug
control that defines multiple lines of text, which automatically adjusts its height according to its content, and can also be resized by dragging.Another reader may notice that in the Input telephone edit box, the author sets the type property of the space to Tel, which will automatically switch the input method to the numeric keypad when the user enters the content, so that the user can use it easily.In addition, Jquerymobile provides some additional properties, which are listed in table 7-1 f
If you are working on a cross-operating platform network, the network may include Windows, Linux, and UNIX workstations, servers, then you must be interested in how to implement the network printing service on these different platforms.
Last week, I introduced how to implement the network printing service on Linux. In this section, you will learn how to implement this service for Windows 95/98/NT/2000 users
behavior by configuring the INI file when the program is running # It Can Be output to the console window, file, http server # thread security # cross-platform (windows, linux) the focus here is to make the interface as simple as possible. I have modified the interface many times to make it as easy to use and self-interpretation as possible. The above functions are extracted from the needs of the actual pr
">: Can crawl this page, and can continue to index other links along this page
There can be written
META NAME="ROBOTS" CONTENT="NOINDEX,FOLLOW">: Do not crawl this page, but you can crawl index links along this page
META NAME="ROBOTS" CONTENT="INDEX,NOFOLLOW">: You can crawl this page, but do not crawl index links along this page
META NAME="ROBOTS" CONTENT="NOINDEX,NOFOLLOW">: Do not crawl this page, or follow this page to crawl index links.
注意事项:
In addition to being able to package HTML pages into an app that can be run directly, PhoneGap has one of the biggest advantages of using JavaScript to invoke devices to access hardware information on the device, which can be achieved only by relying on the native SDK. Sample 5-1 shows an example of using an API to get device information."Example 5-1 using PhoneGap for device information"After compiling wit
Rapid development of desktop applications using the Monkeybars JRuby Swing Library
With Ruby, in addition to building WEB and console applications, you can write complex GUI desktop applications that can run on a variety of platforms without modification. Thanks to Jruby,ruby's traditional C-implementation robust alternatives, the Ruby GUI Toolkit can use UI tools for the Java platform. This article describes a library monkeybars that uses JRuby and
Create a cross-Debugger gdb and gdbserver on the ARM platform
Hansel@163.com2007.10.18
The gdb-6.6 uses autoconf/automake, so you can easily port the -- target, -- host, -- prefix parameter of the configure script to another platform by setting it. -- Target specifies the target of the compiled file
Board, usually set to the prefix of the
Cross-platform architecture
Author: Chen yuefeng
From: http://blog.csdn.net/mailbomb
Because of the Java technology, it also has the JVM advantage. It can be transplanted on a platform that supports Java. However, the current j2's technology is very bad on a cross-platform
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