How to copy files from host to Docker container?

The cp command can be used to copy files. One specific file can be copied TO the container like: One specific file can be copied FROM the container like: For emphasis, container_id is a container ID, not an image ID. (Use docker ps to view listing which includes container_ids.) Multiple files contained by the folder … Read more

What is the difference between model.fit() an model.evaluate() in Keras?

fit() is for training the model with the given inputs (and corresponding training labels). evaluate() is for evaluating the already trained model using the validation (or test) data and the corresponding labels. Returns the loss value and metrics values for the model. predict() is for the actual prediction. It generates output predictions for the input … Read more

Use Notepad++ as HEX-Editor

It seems to me you tried to install a hex editor and ended up in the wrong tool (Plug-In) Converter (ASCII -> HEX) as mentioned in your question above. The installation process of the HexEditor is somewhat confusing because it is currently available only in the Plugins Admin for the 32-bit version. A simple solution … Read more

How do I compare strings in Java?

== tests for reference equality (whether they are the same object). .equals() tests for value equality (whether they are logically “equal”). Objects.equals() checks for null before calling .equals() so you don’t have to (available as of JDK7, also available in Guava). Consequently, if you want to test whether two strings have the same value you … Read more

LEFT JOIN vs. LEFT OUTER JOIN in SQL Server

As per the documentation: FROM (Transact-SQL): The keyword OUTER is marked as optional (enclosed in square brackets). In this specific case, whether you specify OUTER or not makes no difference. Note that while the other elements of the join clause is also marked as optional, leaving them out will make a difference. For instance, the … Read more