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How to fix the uninitialized constant Rake::DSL problem on Heroku?
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Thank you. That fixed my problems and I didn't know what was going on. (Using the rails installer on windows and deploying to heroku, as a complete beginner.)
– Jack V.
Jun 14 '11 at 22:46
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What's the purpose of META-INF?
...-INF folder containing some meta files. What is the purpose of this folder and what can I put there?
12 Answers
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Can we have multiple in same ?
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@metal-gear-solid - In my experience they handle them fine, e.g.: as if they were one <tbody>. When you start to nest tables, that's what usually gives real navigation problems for a screen reader.
– Nick Craver♦
Jun 19 ...
What is the meaning of “this” in Java?
...d is required. If i add the main method, then I have to call from there. And any attempt to call frobnicate() inside main says that you can't call a non-static reference from inside a static one. And removing static from main returns the error again that no main method i s found. Please explain.
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Using global variables in a function
...erous." Globals are perfectly fine in every language that has ever existed and ever will exist. They have their place. What you should have said is they can cause issues if you have no clue how to program.
– Anthony
Dec 22 '12 at 23:22
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How do I merge two javascript objects together in ES6+?
...d objects is using JSON.parse(JSON.stringify(src))
– Andre Figueiredo
Jan 8 '18 at 17:53
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How can the Euclidean distance be calculated with NumPy?
...roduction to Data Mining
This works because Euclidean distance is l2 norm and the default value of ord parameter in numpy.linalg.norm is 2.
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What is the difference between substr and substring?
...t it to the end of the string (no second argument)
– André Chalella
Oct 20 '15 at 2:48
This is so ridiculous that I a...
How do I configure Notepad++ to use spaces instead of tabs?
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Go to the Preferences menu command under menu Settings, and select Language Menu/Tab Settings, depending on your version. Earlier versions use Tab Settings. Later versions use Language. Click the Replace with space check box. Set the size to 4.
See docu...
How to create a file in Ruby
I'm trying to create a new file and things don't seem to be working as I expect them too. Here's what I've tried:
9 Answers...