Hitachi Content Platform (HCP) S3 - How to I disable or delete previous...
I am (unfortunately) using Hitachi Content Platform for S3 object storage, and I need to sync around 400 images to a bucket every 2 minutes. The filenames are always the same, and the sync "updates"...
View ArticleAnswer by blacktide for Adding a Java element that's a subclass of a list,...
If generic enums were possible in Java, then this would be a simple solution, but unfortunately that is not possible. Here is an option that may suit your needs.Create a generic interface that contains...
View ArticleAnswer by blacktide for How to safely verify a file contains valid Python...
I believe the issue is with the Python 3.12 grammar in the grammars-v4 repository. I used your code as a base, and was able to get it working properly using the grammars in the...
View ArticleAnswer by blacktide for How to subscribe redis key space event with spring
By default, the key expiry listener is disabled when initializing the application. You can enable it by adding the following to either your main application class or your RedisConfig...
View ArticleComment by blacktide on ClassPathXmlApplicationContext error in IntelliJ
It looks like you have the wrong import for ApplicationContext. Try replacing the org.apache.catalina.core.ApplicationContext import with org.springframework.context.ApplicationContext.
View ArticleComment by blacktide on Why flush a RandomAccessFile always failed?
This question is similar to: How do I flush a 'RandomAccessFile' (java)?. If you believe it’s different, please [edit] the question, make it clear how it’s different and/or how the answers on that...
View ArticleAnswer by blacktide for How to sort a string that consists of only two...
You are on the right track, but there are a couple of issues:On this line you are comparing the first character to itself:char smallerChar = text.charAt(0);if (text.charAt(0) == smallerChar) {Instead...
View ArticleComment by blacktide on Why Hashtable is not deprecated in Java despite the...
The official Java YouTube channel also has a video answering this question. Summary: Deprecating something indicates it will be removed in the future, but there is no plan to remove this class in order...
View ArticleComment by blacktide on Use the redis lock
Yes, Redis lock is a good solution to the problem. ShedLock is also commonly used.
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