Why “no projects found to import”?

Eclipse is looking for eclipse projects, meaning its is searching for eclipse-specific files in the root directory, namely .project and .classpath. You either gave Eclipse the wrong directory (if you are importing a eclipse project) or you actually want to create a new project from existing source(new->java project->create project from existing source). I think you probably want the … Read more

PG COPY error: invalid input syntax for integer

ERROR: invalid input syntax for integer: “” “” isn’t a valid integer. PostgreSQL accepts unquoted blank fields as null by default in CSV, but “” would be like writing: and fail for the same reason. If you want to deal with CSV that has things like quoted empty strings for null integers, you’ll need to feed it to PostgreSQL via … Read more

How to import a JSON file in ECMAScript 6?

Importing JSON using ES modules was submitted as feature to TC39 in mid 2020, and is (at the time of this edit) in stage 3, which is the last stage before being accepted in to the spec (see https://github.com/tc39/proposal-json-modules for more details). Once landed, you will be able to use it as: Where someName is effectively the name of … Read more

Difference between import tkinter as tk and from tkinter import

from Tkinter import * imports every exposed object in Tkinter into your current namespace. import Tkinter imports the “namespace” Tkinter in your namespace and import Tkinter as tk does the same, but “renames” it locally to ‘tk’ to save you typing let’s say we have a module foo, containing the classes A, B, and C. Then import foo gives you access to … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)