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Found a total of 10000 related content
Self-study IT network Linux load balancing video tutorial

Course Intermediate  11425

Course Introduction:"Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced  17717

Course Introduction:"Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced  11416

Course Introduction:"Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

More courses
  • php ZipArchive about compression of files in different directories

    When using ZipArchive to compress files in different directories, I found that the compression could not be successful, including that the zip file generated by packaging and the file to be compressed were not in the same directory and could not be compressed. It was so strange. The error message was still 'No error'. I was also drunk.

    2021-03-03 11:24:17 0  1  1003

  • javascript - What is the principle of canvas compressing images?

    The toDataURL method in canvas can specify the format and compression quality of the image after compression, such as compressing it into webp format: {code...} toDataURL uses base64 to encode the image, and the encoded source file is 33% larger than before encoding. , reference address, but the quality parameter can specify the compression quality...

    2017-06-26 10:55:55 0  2  1149

  • javascript - After JS uses canvas to compress the image, the blob file generated is uploaded to the background and the originalFilename information of the file cannot be obtained.

    Filename and originalFilename can be obtained from input files[0], but they cannot be obtained after compression.

    2017-05-19 10:09:51 0  3  1050

  • javascript - How does webpack remove newlines during compression?

    After packaging, I found that the packaged code had line breaks, and I wanted to remove them. However, I found that UglifyJsPlugin did not provide this interface, and HtmlWebpackPlugin was not available.

    2017-06-05 11:09:14 0  1  976

  • egg.js method to decompress the compressed package

    How to use compression in node.js in the egg.js framework? I want to try to decompress files in the egg framework. I searched Baidu and found nothing. Only node.js. But the method format in node.js cannot be used in egg.js.

    2021-05-22 18:19:56 0  3  1790

MoreQ&A
How to configure nginx gzip dynamic compression and static compression

Course Introduction:Dynamic compression Dynamic compression actually means that the nginx server compresses the compiled creation. You need to enable the following configuration in the http and https modules of nginx.conf: gzipon; #Enable gizo compression gzip_min_length1k; #gizp compression starting point, only if the file is larger than 1k Compression gzip_comp_level6;#The larger the compression level number, the smaller the compression, but the more performance consumption depends on the actual situation gzip_proxiedany;#Enabled when nginx is used as a reverse proxy. For details, see the official documentation: http://nginx.org/en/docs /http/ngx_http_gzip

2023-05-12 comment 0  2850

Gzip compression and security performance in Nginx

Course Introduction:As a high-performance web server software, Nginx is widely used in various websites and applications. Among them, Gzip compression is an important function provided by Nginx to optimize web page performance and improve user experience. This article will introduce Gzip compression in Nginx and its impact on security performance. 1. Nginx's Gzip compression Gzip compression is a method of compressing data during transmission and reducing the response volume. After Nginx receives the HTTP request, it will

2023-06-10 comment 0  3032

How to enable extreme compression in Bandizip_Tutorial on enabling extreme compression in Bandizip

Course Introduction:1. First click [Bandizip]. 2. Then in the [Bandizip] window, click [Options]. 3. In the pop-up drop-down bar, click [Settings]. 4. Then in the [Settings] window, click [Compression]. 5. In the [Compression] window, click [Compression Level], and in the pop-up column box, click [3-Extreme Compression]. 6. Finally click [OK].

2024-04-29 comment 0  970

PDF minimization and compression tutorial

Course Introduction:PDF is a file format that we often use for transmission. However, if the file is too large, it will be slow and inconvenient to transfer. At this time, how to compress the file to the smallest size? In fact, you can just use relevant software. How to compress pdf files to the smallest size: 1. The pdf compression rate is related to the software or program used for compression. 2. We can use the web version of ilovepdf. 3. After entering, click the "selectpdffiles" button. 4. Then select the pdf file that needs to be compressed on your computer. 5. Then select the top option on the right which is maximum compression, the others are medium compression and light compression. 6. After the settings are completed, click "compresspdf" below. 7. After the compression is completed, click "do

2024-01-14 comment 0  586

What is the difference between lossy and lossless compression?

Course Introduction:Differences: 1. Lossless compression can be completely restored; lossy compression cannot be the same as the original file after restoration, and there will be a certain loss. 2. The compression ratio of lossless compression is generally "2:1" to "5:1"; while the compression ratio of lossy compression can reach "200:1" or more.

2020-07-25 comment 0  32799

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