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新冠病毒(SARS-CoV-2)结构, 感染过程和疫苗
新型冠状病毒自2019年12月初爆发以来,到2021年1月底 为止,已经造成了全人类的一场巨大灾难。在短短一年左右,新型冠状病毒感染了一亿多(102,871,6 14)人,夺走了两百多万(2,225,773)宝贵的生命。为了让读者对新型冠状病毒有更加深刻的了解,我这里编辑了一些有 关新型冠状病毒的基础知识,为战胜新型冠状病毒贡献一份力量。 什么是“20...
2021-02-15, 4344👍, 1💬

💬 2021-02-15 羽仙: 谢了!

Tutorial Books on Programming Technologies
Tutorial Books on Programming Technologies Android Tutorials - Herong's Tutorial Examples This book is a collection of notes and sample codes written by the author while he was learning Android system. Topics include AAPT, Android, ADB, API, Dalvik, emulator, Java, layout, logcat, shell, SDK, USB, v...
2021-02-14, 2535👍, 0💬

Notes and Tools on Chinese Language and Culture
Notes and Tools on Chinese Language and Culture Are you interested in learning Chinese language and culture? These notes and tools may help you: Online Chinese Calendar - Mobile Version This is the first mobile version of Online Chinese Calendar in Chinese. It offers a monthly Chinese calendar well ...
2021-02-14, 2602👍, 0💬

Other Tutorial Books and Tools
Other Tutorial Books and Tools Physics Notes - Herong's Tutorial Notes his book is a collection of notes on physics. Key sections are: What Is Space; How far is 1 meter; Frame of Reference; Coordinate Systems; What Is Time; How long is 1 second; What Is Speed; Newtons' Laws of Motion; Special Theory...
2021-02-14, 2536👍, 0💬

Tutorial Books on Computer Technologies
Tutorial Books on Computer Technologies Bitcoin Tutorials - Herong's Tutorial Examples This book is a collection of tutorial examples on Bitcoin and blockchain. Topics include Blockchain, Bitcoin, Cryptocurrency, Merkle Tree, Mining, SHA256, Wallet. Computer History - Herong's Notes This book is a c...
2021-02-14, 2414👍, 0💬

新冠病毒结构
新冠病毒的外部形状是什么? 新冠病毒是由哪些成分构成的? 从外部来看,新冠病毒形状并不规则,但大部分呈球状颗粒,直径约 为60-220奈米。新冠病毒颗粒和其它冠状病毒一样, 表面有许多排列整齐的刺突,看起来很像皇冠上面的刺突。 下面是美国疾病预防控制中心 用透射电子显微镜拍摄的新冠病毒颗粒图。 新冠病毒颗粒照片 从生物结构来看,新冠病毒颗粒是由五种成分构成: 一个RNA...
2021-02-12, 14036👍, 0💬

新冠病毒感染过程
新冠病毒感染过程有哪些阶段? 新冠病毒感染过程可以分成四个阶段:对接,融入,复制,释放。 下面是一张摘自bmj.com的新冠病毒感染过程图。 新冠病毒感染过程(bmj.com) 1. 病毒对接 新冠病毒进入人体以后,必须遇到表面有血管紧张素转化酶2(AC E2酶)的细胞才能引发其感染过程,而这样的细胞人体各器官中普遍存在,其中包括肺部、消化系统、心 脏、动脉和肾脏等,这...
2021-02-12, 1614👍, 0💬

什么是“2019新型冠状病毒”
什么是“2019新型冠状病毒”,“新冠病毒”,“2019冠状 病毒症”?缩写,SARS-CoV-2, 2019-nCoV, COVID-19,代表什么? “2019新型冠状病毒”是2019年发现的一种新型冠状病毒。 2020年2月12日,国际病毒分类委员会正式将2019新型冠状病毒命名为严重急性呼 吸综合征冠状病毒2,英文命名为“Severe Acute Respiratory Syndrome Coronavirus 2”, 缩写为“SARS-...
2021-02-12, 878👍, 0💬

Lucky Wedding Dates: 2038 - Year of the Horse
Where to find lucky wedding dates for year 2038? Lucky Wedding Dates: 2038 - Year of the Horse   ⇒ Lucky Wedding Dates: 2039 - Year of the Goat ⇐ Lucky Wedding Dates: 2037 - Year of the Snake ⇑ Lucky Wedding Dates: 2032 to 2043 ⇑⇑ Wedding Date - The Most Important Date of Your Life
2021-02-12, 677👍, 0💬

Lucky Wedding Dates: 2039 - Year of the Goat
Where to find lucky wedding dates for year 2039? Lucky Wedding Dates: 2039 - Year of the Goat   ⇒ Wedding Date - The Most Important Date of Your Life ⇐ Lucky Wedding Dates: 2038 - Year of the Horse ⇑ Lucky Wedding Dates: 2032 to 2043 ⇑⇑ Wedding Date - The Most Important Date of Your Life
2021-02-12, 531👍, 0💬

Differences between "Object" and "Array"
This section provides a quick description of similarities and differences of 'Array' and 'Object'. A tutorial example is provided on how to compare an 'Array' object to an 'Object' object.
2021-02-11, 2002👍, 6💬

💬 2019-09-12 jagdish: test

About This Windows Security Book
This section provides some detailed information about this book - Windows Security Tutorials - Herong's Tutorial Examples.
2021-02-10, 150👍, 1💬

💬 2021-02-10 who care: &lt;?php end session php?>

新冠病毒疫苗种类和工作机制
新冠病毒疫苗有哪些种类? 各种疫苗的工作机制是什么? 各种疫苗有哪些特点? 下面我们对这些问题进行初步的解答: 什么是全病毒疫苗 什么是病毒载体疫苗 什么是核酸疫苗 什么是蛋白疫苗 新冠疫苗一览表 阿斯利康新冠疫苗 中国生物新冠疫苗 辉瑞新冠疫苗 科兴生物新冠疫苗 莫德纳新冠疫苗   ⇒ 什么是全病毒疫苗 ⇐ 新冠病毒感染过程 ⇑⇑ 新冠病毒(SARS...
2021-02-10, 1929👍, 0💬

Year 1982 Chinese Calendar - Year of the Dog
2021-02-09, 105👍, 1💬

insertRow() - Inserting New Rows through ResultSet Objects
This section describes how to insert rows into target tables through ResultSet objects.
2021-02-09, 640👍, 2💬

💬 2021-02-09 Deepanshu: Thankyou this helped alot

Call WSDL Operation with SoapClient::__soapCall()
This section provides a tutorial example on how to call an operation defined in a WSDL document using the __soapCall(operation_name,...) function.
2021-02-07, 132👍, 2💬

setMnemonic() - Setting Keyboard Mnemonics on Menu Items
This section provides a tutorial example on how to use setMnemonic() method to associate mnemonics to menu items. Mnemonics allows user to interact with menu items using keys on keyboard.
2021-02-05, 1919👍, 3💬

💬 2021-02-05 Hailemelekot: good.

💬 2020-11-20 rose: nic

Introduction to GB2312
A quick introduction of GB2312 is provided. Topics include GB2312 character set; Location Codes; Native Codes; Unicode; GBK encoding and Unicode character set.
2021-02-02, 176👍, 1💬

💬 2021-02-02 我是谁: 我是谁、

Wedding Date - The Most Important Date of Your Life
Are you ready to select a wedding date, the most important date of your life? Here are some lucky wedding dates caculated based on the Chinese calendar in the near future: Lucky wedding dates for other years: Lucky Wedding Dates: 2008 to 2019 Lucky Wedding Dates: 2016 - Year of the Monkey Lucky Wedd...
2021-01-31, 1372👍, 0💬

Lucky Wedding Dates: 2021 - Year of the Ox
Where to find lucky wedding dates for year 2021? Lucky Wedding Dates: 2021 - Year of the Ox   ⇒ Lucky Wedding Dates: 2022 - Year of the Tiger ⇐ Lucky Wedding Dates: 2020 - Year of the Rat ⇑ Lucky Wedding Dates: 2020 to 2031 ⇑⇑ Wedding Date - The Most Important Date of Your Life
2021-01-31, 626👍, 0💬

Reciprocity of Length Contraction
This section introduces the reciprocity of length contraction. Length of a moving object is shorter when measured by a stationary observer; and length of a stationary object is shorter when measured by a moving observer.
2021-01-31, 174👍, 2💬

💬 2021-01-31 Herong: Abhinav, which part is confusing?

💬 2021-01-14 Abhinav: This is confusing

Class Diagram - Association End Navigability Notation
This section describes the Association End Navigability Notation used in a UML Class Diagram. An Association End Navigability Notation specifies whether or not the instance of the connected class can be easily accessed through the related instance of the opposite class.
2021-01-30, 120👍, 1💬

JDBC Driver Connection URL
This section describes the connection URL format and how to create connection objects with the DriverManager class.
2021-01-28, 117👍, 2💬

Chinese Calendar, Language, Music and Culture
Chinese New Year Day - The Most Important Chinese Festival Chinese New Year (Chinese: 春節, 春节, Chūnjíe; 農曆新年, 农历新年, Nónglì Xīnnián; or 過年, 过年, Guònián), also known as the Lunar New Year or the Spring Festival is the most important of the traditional Chinese holidays. It consists of a perio...
2021-01-24, 1840👍, 0💬

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