Compressing Image Files

In website optimization, if the picture is optimized well, not only can improve the loading speed of the page, improve the user experience of the website, but also can save the bandwidth of the website through image optimization. So as a page construction engineer should adopt what method to optimize the picture, both to ensure the restoration of UI, but also make the picture the most streamlined? Here I personal experience, to briefly introduce the method of image optimization, first of all, we know some pictures of knowledge: 1. & http: //www.aliyun.com/zixun/aggregation/37954 ...

Pngcrush is an excellent tool for bulk compressing PNG images. It enables lossless compression of the original PNG image to 40% of its original size. The tool also allows you to insert or delete specified PNG blocks (such as text annotations) and repair http://www.aliyun.com/zixun/aggregation/33965.html ">photoshop 5.0 incorrect gamma information, And the error of the Photoshop 5.5 ICCP data Block ...

The intermediary transaction SEO diagnose Taobao guest cloud host technology Hall content again rich website, if slow to cannot visit also meaningless; SEO do a good site, if the search spider can not catch is also in vain; 　　UE design of the humanized site, if the user can not even see is empty talk. So the efficiency of Web pages is definitely the most noteworthy aspect. How can you improve the efficiency of a Web page? Steve Souders (Steve Souders's data suggests 14 guidelines for improving the efficiency of Web pages ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall site optimization benefits are very many, from the major aspects of the following: 1. Page loading speed into Times of Ascension according to the site's original state and the degree of optimization, the effect of Ascension is also different. 　　Generally can promote 3~5 times. 2. Reduce site traffic to ...

System backups are important because you never know when a hard drive is going to strike or a disaster will come quietly. Here are some ways to back up. To backup from the command line use the TAR command This method applies to the home folder of the backup user. Open the terminal and enter: Tar CVFZ output input using the split command allows a compressed mirror to be partitioned into small chunks to be stored in a removable device. For more information, see: Backupyoursystem/tar using the DD command to create a disk image ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall preface: This article collects some predecessors ' some about the picture optimization skill, gathers together in this, for each method optimization principle has done some research, hoped can give everybody to the picture optimization this piece to play the role of the discussion. Referring to the picture, we had to start with a bitmap, a bitmap image (bitmap), also known as a dot-matrix image or a drawing image, made up of a single point called a pixel (picture element). These points ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Open Bo also have some time, recently in the optimization of their own templates, suddenly feel, enhance user interaction process , what an important thing it is. That is to say, the blog is written for itself, but also for the reader to write. 　　We need to let our readers feel that we are friendly to them, starting with the speed at which the blog will open. ...

Apache is a very efficient WEB server, and is still the world's most popular Web server software first. The power of Apache is that we can develop many modules for it and configure it accordingly to make our Apache server more personal. 1, single sign-on module LemonLDAP LemonLdap can be a great Apache SSO function, and can handle ...

In March 2011, Department, the National Development and Reform Commission and other 15 central departments and Beijing jointly issued the "on Zhongguancun (000931, shares) national independent Innovation Demonstration area of the construction of talent Special zone", Zhongguancun speed up the construction of the first Chinese characteristics of the talent zone. Zhongguancun is China's most intensive science and education of intellectual and human resources in the region, with a http://www.aliyun.com/zixun/aggregation/34205.html "> Beijing University, Tsinghua University as the representative of the high ...

Total IT spending on cloud computing will grow at least 3 times times by 2012, according to projections. For cloud computing, from the perspective of the IT department, Enterprise Cloud computing is expected to provide resilient scalability, pay-as-you-go and predictable cost structures, while improving data access mechanisms. 　　From a business unit perspective, this means being able to turn asset costs into operational costs, improve productivity and innovation, while reducing it costs and operating costs. The technical maturity makes the practical cloud solution both available and affordable. At present, most big enterprises are already groping some method, ...