A weekly update of IT news
China has built the world’s largest 5G mobile network, with 260 million terminal connections
China has built the world’s largest information and communication network, according to media reports. China has initially built the world’s largest 5G mobile network, with 260 million 5G mobile terminal connections, according to the Ministry of Industry and Information Technology. By the end of February, China had more than 350 million 5G plan users, with a penetration rate of more than 25 percent, according to the monthly operating reports released by the three major operators. Among them, China Mobile alone has more than 170 million households, China Unicom has 80 million households, and China Telecom has just exceeded 100 million households.
China ranked first in the number of IPv6 addresses in the world in April
National Major Science and Technology Infrastructure Construction Project “Future Network test Facilities: Future Internet test facilities FITI (FutureInternetTechnologyInfrastructure) “in the Asia Pacific Internet information center APNIC distribution / 20 vlsi IPv6 address block (the equivalent of 4096/32 address), The number of IPv6 address blocks in China reached 59,038/32, exceeding the 57,784 /32 address blocks in the United States, and the number of IPv6 addresses in China jumped to the first place in the world. The core nodes of FITI backbone network are distributed in 31 provinces, regions and municipalities nationwide, with a bandwidth of 200G between core nodes. At the same time, it supports no less than 4096 large-scale test networks, and realizes the interconnection and interworking with IPv4/IPv6 test facilities at home and abroad.
The end of 32-bit Android: China’s top five APP stores are pushing 64-bit apps
On Monday, millet app store, OPPO software store, vivo application stores, tencent, baidu mobile assistant announced that released in the app store in the future all applications must be orderly support 64 – bit Arm architecture, by the end of all applications and games are to be scheduled before the upload contains 64 build APK (cover stock application updates and new releases). According to the official schedule, all mobile Android apps in China are scheduled to be fully 64-bit by the end of August 2022.
Analyst: Apple may disclose car building project in next 3-6 months
Wedbush analyst Dan ives said apple is expected to reveal its highly secretive internal project, ProjectTitan, the company’s self-driving car project, sometime in the next three to six months.
Charles Gerschke, the PDF developer, has died at the age of 81
Charles Gerschke, co-founder of Adobe Software and creator of classic software such as the PDF file format and Photoshop, has died. He was 81. Charles Gerschke and John Warnock founded Adobe in 1982, and since then classic software such as Acrobat and Photoshop has been released. In 2009, Gerschke and Warnock were awarded the National Medal of Technology by then-President Barack Obama.
Developers care about the headlines
In April, the average salary of programmers was 14,596 yuan per month
In April 2021, 456,577 programmers were recruited across China, with an average salary of 14,596 yuan and a median salary of 12,500 yuan. 96% of them earn between 2,500 yuan and 65,000 yuan.
In April, Beijing, Shanghai, Shenzhen and Hangzhou remained the top cities for salaries. The average salary of programmers in Nanjing rose to fifth place, with 14,161 yuan, surpassing Guangzhou’s 14,018 yuan.
Released LLVM 12.0.0
The LLVM compiler suite project has released LLVM 12.0.0. Major new features and changes include: ConstantPropagation Pass, InstSimplify Pass is recommended; The llvm-build Python script and llvmbuild. TXT file have been removed and replaced. Removed BG/Q support.
Kotlin 1.5.0 is the first RC release
This release already has all of the 1.5.0 features, such as new language features, stdlib updates, improved test libraries, and other features being refined. The official announcement also calls for developers to use 1.5.0-RCAPI in real projects and give feedback. You can view the official announcement for more details: blog.jetbrains.com/kotlin/2021…
Published in OpenSSH8.6, SHA1 algorithm is disabled by default
OpenSSH 8.6 is available. In THE SSH protocol, the SSH-RSA signature scheme uses the SHA-1 hash algorithm and the RSA public key algorithm. In OpenSSH 8.6, the signature scheme of this combination algorithm will be disabled. The certificate and client that use this combination signature scheme cannot be authenticated. In SSH, keys can be signed using multiple algorithms. The ssh-RSA key can be signed using rSA-SHA2-256 (RSA/SHA256). OpenSSH is a 100% complete SSH protocol 2.0 implementation and includes SFTP client and server support. For more details about this release, see the release notes: lwn.net/Articles/85…
Android 12 deprecates the RenderScript API
In the Android developer blog, Google stated that it no longer recommends RenderScript for tasks critical to performance and is moving to Vulkan APIS that work efficiently at the GPU hardware level and have a great cross-platform experience.
The aurora zone
Aurora and China Institute of Information and Communication held a training session on personal information protection for APP developers
A training session on personal information protection for APP developers, jointly held by Aurora and the China Academy of Information and Communications Technology, was held as scheduled in Beijing. At the meeting, the speakers from the Information Security Department of China Telecom Terminal Laboratory were respectively on “Personal Information Protection Policy”, “APP Special Rectification Action rectification process and Detection Key points”, “APP Signature Technical Solution” to the present guests. Through the introduction of the three experts, the guests had a deeper understanding of the personal information protection of APP developers. With the continuous implementation of this work, it is bound to bring more positive significance and influence to enterprises, individuals and the society.
Aurora iAPP helps enterprises refine their operations
Aurora iAPP is dedicated to the mobile Internet enterprise, VC/PE agencies, funds and investment Banks, such as research and consulting company provides insight into industry trends, mobile monitoring, competing goods analysis and a series of data monitoring and analysis services, at present, the aurora iAPP has universal coverage of 22 primary industry, 206 secondary industry to exceed 2 million APP and small programs, Data monitoring and analysis covering more than 200 key operational indicators can provide complete APP lifecycle data analysis from download, installation, active, retention to uninstall. It helps enterprises to refine their operation strategies and grasp market positioning, and at the same time, it provides reference for investors to choose investment projects, help them to decrypt market development trends and find new opportunities.
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