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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...t stores data on a test service provided by App Inventor, http://tinywebdb.appinventor.mit.edu/ . This service is helpful for testing, but it is shared by all App Inventor users, and it has a limit of 1000 entries. If you use it, your data will be overwritten eventually.
For most apps you write, yo...
App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...巧】从.aia项目文件中提取.aix拓展包
【自己写拓展】为AppInventor2开发拓展(Extension)
中文网拓展
【数据图表】 ECharts/ECharts3D 拓展：基于 ECharts 强大的个性化数据图表展示
【数据表格】 TableView 拓展：数据...
Get week of year in JavaScript like in PHP
...t;</script>
Enter date YYYY-MM-DD: <input id="dString" value="2021-02-22">
<button onclick="checkWeek(this)">Check week number</button><br>
Moment: <input id="momentWeek" readonly><br>
Answer: <input id="answerWeek" readonly>
...
Is it possible to have SSL certificate for IP address, not domain name?
...ot true, look at 1.1.1.1 They get an SSL cert for ip in 2019 and valid to 2021 from DigiCert
– bronze man
Aug 28 '19 at 2:07
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Moment js date time comparison
...tend (check if one date is greater than another date). For example. "01-01-2021" > "12-12-1990" will return false because it starts the comparison at the first character, and 0 comes before 1. So just be careful that it's formatted in a way that would work in all instances.
–...
What is “vectorization”?
...ere is a option to this be included in Jdk 15 of 2020 or late at JDK 16 at 2021.
https://bugs.openjdk.java.net/browse/JDK-8201271
The Vector api is the first JEP proposed to target in JDK 16.
https://bugs.openjdk.java.net/secure/Dashboard.jspa?selectPageId=19517
...
What happens if I define a 0-size array in C/C++?
... C++ Builder 2009 also correctly gives an error: [BCC32 Error] test.c(3): E2021 Array must have at least one element
– Lundin
Mar 15 '12 at 15:43
1
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JavaScript function to add X months to a date
...th. eg.
Add twelve months to February 29th 2020 (should be February 28th 2021)
Add one month to August 31st 2020 (should be September 30th 2020)
If the day of the month changes when applying setMonth, then we know we have overflowed into the following month due to a difference in month length. I...
Why no generics in Go?
...cs could be added to Go would be the Go 1.17 release, scheduled for August 2021. See https://blog.golang.org/generics-next-step.
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Efficient way to remove ALL whitespace from String?
...safe I have left this out.
Long input string results:
InPlaceCharArray: 2021 ms (Sunsetquest's answer) - (Original source)
String split then join: 4277ms (Kernowcode's answer)
String reader: 6082 ms
LINQ using native char.IsWhitespace: 7357 ms
LINQ: 7746 ms (Henk's answer)
ForLoop: 32320 ms
Regex...