Javascript Save Data To Local File

Base64 is one of the most commonly used encodings, such as the development of passing parameters, the <img/> tags in modern browsers to render pictures directly through Base64 strings, and for messages and so on.　　The BASE64 encoding is defined in RFC2045, which is defined as: Base64 content transfer encoding is designed to describe the 8-bit byte of any sequence as a form that is not easily recognized directly by the person. We know that any data is stored in binary form on the computer. One byte is 8 bits, one character is stored in the computer ...

Several articles in the series cover the deployment of Hadoop, distributed storage and computing systems, and Hadoop clusters, the Zookeeper cluster, and HBase distributed deployments. When the number of Hadoop clusters reaches 1000+, the cluster's own information will increase dramatically. Apache developed an open source data collection and analysis system, Chhuwa, to process Hadoop cluster data. Chukwa has several very attractive features: it has a clear architecture and is easy to deploy; it has a wide range of data types to be collected and is scalable; and ...

In recent years, with the emergence of new forms of information, represented by social networking sites, location-based services, and the rapid development of cloud computing, mobile and IoT technologies, ubiquitous mobile, wireless sensors and other devices are generating data at all times, Hundreds of millions of users of Internet services are always generating data interaction, the big Data era has come. In the present, large data is hot, whether it is business or individuals are talking about or engaged in large data-related topics and business, we create large data is also surrounded by the big data age. Although the market prospect of big data makes people ...

The record Editor is a data file editor for CSV (comma/tab separated value) files, fixed field width files, and XML files. The program uses a record layout definition to display the readable form of the data file. It can handle PC (text and binary), UNIX (text and binary), and local IBM host (text and binary) file formats. It is similar to the Net-cobol ' s Cobol editor or Compuware's Http://www.aliyun.com/zix ...

Spark is a cluster computing platform that originated at the University of California, Berkeley Amplab. It is based on memory calculation, from many iterations of batch processing, eclectic data warehouse, flow processing and graph calculation and other computational paradigm, is a rare all-round player. Spark has formally applied to join the Apache incubator, from the "Spark" of the laboratory "" EDM into a large data technology platform for the emergence of the new sharp. This article mainly narrates the design thought of Spark. Spark, as its name shows, is an uncommon "flash" of large data. The specific characteristics are summarized as "light, fast ...

1 noun explain Tong Hua Wanli Road, Feng-Tang Li Shangyin, "Han Dongrong" as a two-way poem, as a different traditional front-end programming method, the young wind name. Data-oriented programming methods, to avoid cumbersome UI code, directly to the front-end data model programming, your program can be more clear and simple. The name of the voiceless. 2 from the example start to avoid too boring statement, we start from the example, we take the Baidu Webim group management as an example. In this, we need to perform a list of user groups: Add, delete, modify 、...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall still has one hours to 2012, that can also have a bit of time to write a bit of spit things, hehe ... December 2011 is definitely my work since the maximum pressure of one months, has been busy to sleep less time, part-time reading less time, the body began to alarm, shoulder responsibility pressure I really breathless ... 　　As an ordinary north drift, in Beijing similar to me such a sea of humanity, especially in our industry. I love life very much, every minute is precious;

Now almost any application, such as a website, a web app and a mobile app, needs a picture display function, which is very important for the picture function from the bottom up. Must have a forward-looking planning picture server, picture upload and download speed is of crucial importance, of course, this is not to say that it is to engage in a very NB architecture, at least with some scalability and stability. Although all kinds of architecture design, I am here to talk about some of my personal ideas. For the picture server IO is undoubtedly the most serious resource consumption, for web applications need to picture service ...

In the previous article (introduction), we had a simple contact with fidhttp://www.aliyun.com/zixun/aggregation/16504.html ">dler Web Debugger". Perhaps you have started to use fiddler for HTTP-related debugging, in this one, we will learn from an example of Fiddler magic. In our front-end development of the daily work, found on the server a css/javascript ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall in today's development environment, fast that is good. 　　Original: http://sixrevisions.com/web-development/10-ways-to-cut-down-web-development-time/in today's development environment, fast is good. Today, such as "rapid application Development", "Agile Software Development" and "Asynchronous JavaScript ..."