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Which types can be used for Java annotation members?
...ult {};
)
Examples taken from: http://web.archive.org/web/20131216093805/https://blogs.oracle.com/toddfast/entry/creating_nested_complex_java_annotations
(original URL: https://blogs.oracle.com/toddfast/entry/creating_nested_complex_java_annotations)
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Force update of an Android app when a new version is available
...these steps implementations are described in details on the official site: https://developer.android.com/guide/app-bundle/in-app-updates
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What is the purpose of “android.intent.category.DEFAULT”?
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https://developer.android.com/guide/components/intents-filters
To receive implicit intents, you must include the CATEGORY_DEFAULT category in the intent filter. The methods startActivity() and startActivityForResult() tre...
Using sed to mass rename files
...ost with examples on batch renaming using sed couple of years ago:
http://www.guyrutenberg.com/2009/01/12/batch-renaming-using-sed/
For example:
for i in *; do
mv "$i" "`echo $i | sed "s/regex/replace_text/"`";
done
If the regex contains groups (e.g. \(subregex\) then you can use them in the ...
How to convert nanoseconds to seconds using the TimeUnit enum?
...ution using java.time.Duration
Duration.ofNanos(1_000_000L).toSeconds()
https://docs.oracle.com/javase/9/docs/api/java/time/Duration.html#ofNanos-long-
https://docs.oracle.com/javase/9/docs/api/java/time/Duration.html#toSeconds--
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jQuery/JavaScript to replace broken images
...tibility table lists the browsers that support the error facility:
http://www.quirksmode.org/dom/events/error.html
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IEnumerable and Recursion using yield return
...eturn in recursive functions because it's a disaster for memory usage. See https://stackoverflow.com/a/3970171/284795 it scales explosively with depth (a similar function was using 10% of memory in my app).
A simple solution is to use one list and pass it with the recursion https://codereview.stack...
SVG图像加载扩展 - 第三方扩展集合 · App Inventor 2 中文网
....Click
do
// 从网络加载SVG文件
call SVGImages1.LoadFromWeb "https://example.com/icon.svg"
高级SVG操作 (PixzSVGImageLoader)
when Button1.Click
do
// 从URL加载SVG
call PixZ1.LoadFromURL "https://example.com/icon.svg"
when PixZ1.LoadCompleted succ...
Add space between HTML elements only using CSS
...splay: grid
grid-auto-flow: column
grid-column-gap: 10px
Good reference: https://cssreference.io/
Browser compatibility: https://gridbyexample.com/browsers/
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Sending email with attachments from C#, attachments arrive as Part 1.2 in Thunderbird
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Simple code to send email with attachement.
source: http://www.coding-issues.com/2012/11/sending-email-with-attachments-from-c.html
using System.Net;
using System.Net.Mail;
public void email_send()
{
MailMessage mail = new MailMessage();
SmtpClient SmtpServer = new SmtpClie...