Upgrading Node.js to the latest version

Ubuntu Linux/Mac The module n makes version-management easy: npm install n -g For the latest stable version: n stable For the latest version: n latest Debian 10 Upgrade older versions of node and npm on Debian 10 as follows: sudo su -c ‘curl -sL https://deb.nodesource.com/setup_18.x | bash -‘ sudo apt-get install nodejs -y sudo apt … Read more

flutter –flow-control-collections are needed, but are they?

Hey, I had the same issue this morning but found a fix. 1) Keep the analysis_options.yaml in your root folder with this code: analyzer: enable-experiment: – control-flow-collections 2) Don’t use brackets {} in between your for loops Ex: <Widget>[ for (final category in categories) CategoryWidget(category: category) ], 3) Important step which is probably why it’s … Read more

I don’t “get” how a program can update itself. How can I make my software update?

Usually the process is as follows: the user starts the applicataion the application launches an “updater” (another program) the updater retrieves from the Internet if a newer version exists if that’s the case, propose the user to update the users accepts, the updater downlads the new install package (that can be incremental) the updater shuts … Read more

Compilation error after upgrading to JDK 21 – “NoSuchFieldError: JCImport does not have member field JCTree qualid”

The culprit is Lombok. The minimal Lombok version compatible with JDK 21 is 1.18.30. This implies that the minimal Spring Boot version is 3.1.4, unless you want to meddle with the Spring Boot autoconfiguration and set the Lombok version in your project differently from the Spring Boot BOM defined in spring-boot-dependencies. See: https://github.com/projectlombok/lombok/issues/3393

upgrade eclipse to java 8

Go to Window | Preferences. Then under Java | Installed JREs, click “Add”, click “Standard VM”, then “Next”, then “Directory”, and find the location where you installed JDK 1.8. Lastly, make sure the checkbox next to it, on the list of installed JREs, is switched on.

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