No wonder the WiFi on your phone is often disconnected. It turns out that you forgot to turn on this switch in your phone!
I don't know if everyone has encountered such a situation when using their phones. When our phones are connected to WiFi, they are already connected and the signal is full, but the network is often good and bad, often disconnected and disconnected...
New generation Java garbage collection tool: ZGC
JavaZGCZGC ZGCThe Z Garbage CollectorTBZGC JDK 11 JDK 15 Production ReadyZGC"Z"ZZGC ZFSZFSZFS Zettabyte File SystemJeff Bonwick Oracle ZGCZGC2018Oracle ZGC TB GC 10ms G1 15%202211Oracle ZGClive-set root-set TB 8MB-16TB ZGCZGC 10ms 2018 ZGCConcurrentTracing: CompactingSingle generation: Region-basedRegionNUMA-awareNUMANon-Uniform Memory AccessLoad barriersColored pointers2022 ZGCConcurrentRegion-basedRegionCompactingNUMA-awareNUMANon-Uniform Memory AccessUsing colored pointersUsing load barriers 2018 2022 ZGC Single generation G1G1 Region-based RegionRegionZGC G1ZGC Region-basedRegion-basedZGC G1ZGC Region :Small Region Region 2M 256KMedium Region Region 32M 256K 4MLarge Region Region: 2M 4MBCompactingCompacting ZGC CMSG1"-"NUMANUMANon-Uniform Memory Access CPU CPU CPUUniform Memory Access UMA CPU CPUNUMAUMANUMA ZGC NUMAColored pointersColored pointersJVMGC CMSG1 GC ZGC GC 64 JDK zGlobals_x86.cpp ZGC 31[0 ~ 41] 42-bits 4TB Java[42-45] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [46-63] 18-bits02[0 ~ 42] 43-bits 8TB Java[43-46] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [47-63] 17-bits03[0 ~ 43] 44-bits 16TB Java[44-47] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [48-63] 16-bits0 3 4-bits Marked0Marked1RemappedFinalizable 4Marked01-bitMarked11-bitRemapped1-bitFinalizable1-bitfinalizer Marked0Marked1RemappedZGC Marked0Marked1 RemappedZGC""GCGCLoad barriersLoad barriers JIT just-in-time compilation JVMjavaString n = person...
Planes from various countries prefer to take long detours rather than fly over Tibet. What is there over Tibet?
You may not have noticed that China has an airspace, and all planes in the world must deliberately avoid it, even if they take a long detour, they will not easily approach it. Why is this? This area is Tibet, known as the Roof of the World, with an average elevation of more than 4 kilometersIt is one of the most inhospitable places in the world and the largest aviation obstacle in the world...
Fuzhou Changle International Airport Comprehensive Bonded Zone approved
Renderings of Fuzhou Changle International Airport Phase II Expansion Project Provided by the Management Committee of Fuzhou (Changle) International Aviation CityRecently, the State Council approved to integrate the Fuzhou Free Trade Zone and set up a comprehensive free trade zone of Fuzhou Changle International Airport, injecting strong impetus into the "take-off" of Fuzhou (Changle) International Airport City with Changle International Airport as its core.Fuzhou Changle International Airport Comprehensive Bonded Zone is the sixth approved comprehensive bonded zone and the first airport comprehensive bonded zone in Fujian Province, with a planned total land area of 1...
China's first large-diameter double shield earth pressure combined shield machine started in Guangzhou
On July 13, the first large-diameter double shield earth pressure combined shield machine independently developed by China, "Tiebing Guanghua No. 6", successfully started at the No...
Unlimited ban! Completely cool!
RecentlyNews of a "4 million fan internet celebrity posting a borderline video blocked"Ranked first in hot searchAttract netizens' attentionAccording to the "Tiktok blackboard newspaper" on July 11The platform has focused on cracking down on vulgar and pornographic accounts, and 22 high profile accounts have been indefinitely banned.For example, "Chen * * Sister" (4...
Luo Yonghao owes 600 million yuan! My wife Chai Jing remained steadfast and accompanied him to sign a loan of 96 million yuan
Before reading this article, could you please click on itFollowIt not only facilitates your discussion and sharing, but also brings you a different sense of participation. Thank you for your support!Listening to Historical RecordsEditor | Listening to Historical RecordsIf you owe the bank 100 yuan, it's your problem...
Building Intelligent Coal Mines in Ordos
The picture shows the intelligent fully mechanized mining face underground in Tarahao Coal Mine. Photographed by Hao JingRecently, in the underground 3206 working face of Talahao Coal Mine of Inner Mongolia Inner Mongolia Yitai Coal Company Co...
The result was dumbfounded. China has built the world's first desert railway, setting a new world record
writing|The screen is shrouded in deep shadowsedit|The screen is shrouded in deep shadowsBefore reading, could you please click on 'Follow' to facilitate your discussion and sharing? It can not only increase the reading experience but also bring you a different sense of participation. Thank you for your support...
Foreign media: Microsoft and Activision plan to sell some UK cloud game copyrights
On July 14th, according to Bloomberg News, insiders revealed that Microsoft and Activision Blizzard are considering giving up some control of their cloud gaming business in the UK to appease regulatory authorities, so that they can complete a $69 billion merger and acquisition deal before the July 18th deadline.The person familiar with the matter stated that this may involve selling some of its equity in the UK cloud gaming market to a telecommunications, gaming or internet computing company...
Urban Highway Hidden Underground | Discovering the Great Bay Area
|Greater Bay Area Synthetic Biology Laboratory|Controversy over the safety of chemically synthesized pigmentsHigh cost of natural pigmentsHow can biosynthetic pigments break through?Everything can be AICan artificial intelligence really design proteins?These cutting-edge achievements in Synthetic biologyIs being implemented in a location in the Greater Bay AreaAs a representative discipline of biotechnology and information Technological convergenceSynthetic biology is considered the futureOne of the disruptive technologies.At the Shenzhen Engineering Biology Industry Innovation CenterA large numberResearchers from startups in the Greater Bay AreaIs it cheaper than natural pigments? More environmentally friendly than chemically synthesized pigments?Biosynthetic pigments stand out in a variety of pigment production industries!Becoming a new trend in the development of pigment production industry?Yuan Xiaoli:Since entering human civilization, we have experienced several forms of civilizationAgricultural Civilization PeriodHuman beings obtain material and energy mainly through Natural product; After entering the industrial civilization, due to technological progress, people synthesized a lot of substances and energy through chemistry...
Is the concrete poured using bamboo instead of steel bars useful? Can it really accommodate people?
Many people think of concrete and steel bars. The combination of these two has completed the current urbanization construction, which is why modern cities also have the concept of concrete forests...