I am a PHP developer who has started learning Ruby on Rails. I love how easy it is to get up and running developing Rails applications. One of the things I love most is WEBrick. It makes it so you don't have to configure Apache and Virtual Hosts for every little project you are working on. WEBrick allows you to easily start up and shut down a server so you can click around your web application. I
I have the following dot sample. I would like to give the first section in each record (the table name) a different background and foreground colour. I can't find any examples of how to do this for a record. Basically I want the table name in the sql query schema diagram to stand out. Can anyone help? digraph G { rankdir=LR; node [shape=record]; corpus_language [label="corpus_language|<id> id\len\
OS: Ubuntu 18.04 Server Docker 18.3 CE I am logged onto the server, from my Windows 10 laptop, using a PuTTY SSH session. I don't have Docker on my local Windows laptop, so all the work is done on the remote server. I can execute all Docker commands, on the remote server, using the terminal session. However, when I try to save my image to the Docker hub, when I try to login, using: docker login I
What's a simple and canonical way to read an entire file into memory in Scala? (Ideally, with control over character encoding.) The best I can come up with is: scala.io.Source.fromPath("file.txt").getLines.reduceLeft(_+_) or am I supposed to use one of Java's god-awful idioms, the best of which (without using an external library) seems to be: import java.util.Scanner import java.io.File new Scanne
Is there an easy way to pretty print random SQL in the (rails 3) console? Something similar to awesome_print, or maybe even Pretty Print. It doesn't have to understand all the dialects possible or be super-advanced. All I really want is to inspect the SQL generated by ActiveRecord easier. Currently I just copy the SQL go online to format it which is obviously a productivity killer. I really want t
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