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WheelView 拓展：滚轮选择框扩展，滚轮日历选择框和旋转日历扩展 · App In...
... 版权信息
原作者：Still_Learning
原始网址：https://community.appinventor.mit.edu/t/free-wheel-calendar-spin-calendar-extension/142640
发布日期：2025年3月19日
文档最后更新：2025年11月20日
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The difference between sys.stdout.write and print?
...ample:
print >> open('file.txt', 'w'), 'Hello', 'World', 2+3
See: https://docs.python.org/2/reference/simple_stmts.html?highlight=print#the-print-statement
In Python 3.x, print becomes a function, but it is still possible to pass something other than sys.stdout thanks to the fileargument...
How do I convert a string to a number in PHP?
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honzasp is right, for example in JavaScript typeof('123'+0) gives 'string', because '123'+0 gives '1230'.
– Oriol
Feb 24 '13 at 21:01
5
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Flask-SQLAlchemy how to delete all rows in a single table
...Model.id==123).first()
db.session.delete(record_obj)
db.session.commit()
https://flask-sqlalchemy.palletsprojects.com/en/2.x/queries/#deleting-records
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REST authentication and exposing the API key
... source. Instead, a regular browser can only load it using <script src="https://our-api.com/get-csrf-token.js?apiKey=abc123"> (or a dynamic equivalent), and will then run the code. Of course, your server should not support Cross-Origin Resource Sharing nor JSONP for the generated JavaScript.
A...
Amazon S3 Change file download name
...
You could override response headers on the fly: https://...example.txt?response-content-disposition=attachment;filename=foo.bar
– alaster
Aug 6 '19 at 9:37
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Detect if Android device has Internet connection
...king() {
boolean success = false;
try {
URL url = new URL("https://google.com");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setConnectTimeout(10000);
connection.connect();
success = connection.getResponseCode() ...
Can I replace groups in Java regex?
...s) {
// replace with "%" what was matched by group 1
// input: aaa123ccc
// output: %123ccc
System.out.println(replaceGroup("([a-z]+)([0-9]+)([a-z]+)", "aaa123ccc", 1, "%"));
// replace with "!!!" what was matched the 4th time by the group 2
// input: a1b2c3d4e5
// outp...
HTTPS with Visual Studio's built-in ASP.NET Development Server
...e a way to access Visual Studio's built-in ASP.NET Development Server over HTTPS?
4 Answers
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致PHP路上的“年轻人” - 杂谈 - 清泛网 - 专注C/C++及内核技术
...着年轻，赶紧造。
作者：Pangee
文章源自：http://pangee.cn/for-young-man@20150916.html
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