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Why do objects of the same class have access to each other's private data?
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Because that's how it works in C++. In C++ access control works on per-class basis, not on per-object basis.
Access control in C++ is implemented as a static, compile-time feature. I think it is rather obvious that it is not really possible to imple...
What is the difference between YAML and JSON?
...titled "YAML: Relation to JSON".
In general, there are certain things I like about YAML that are not available in JSON.
As @jdupont pointed out, YAML is visually easier to look at. In fact the YAML homepage is itself valid YAML, yet it is easy for a human to read.
YAML has the ability to refere...
Rails Model, View, Controller, and Helper: what goes where?
In Ruby on Rails Development (or MVC in general), what quick rule should I follow as to where to put logic.
10 Answers
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Git: Create a branch from unstaged/uncommitted changes on master
Context: I'm working on master adding a simple feature. After a few minutes I realize it was not so simple and it should have been better to work into a new branch.
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Will code in a Finally statement fire if I return a value in a Try block?
...d and say that he was using a return statement inside of a try-finally block. Does the code in the Finally section still fire even though the rest of the try block doesn't?
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SELECT DISTINCT on one column
...ater, you can use a CTE with ROW_NUMBER():
SELECT *
FROM (SELECT ID, SKU, Product,
ROW_NUMBER() OVER (PARTITION BY PRODUCT ORDER BY ID) AS RowNumber
FROM MyTable
WHERE SKU LIKE 'FOO%') AS a
WHERE a.RowNumber = 1
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Pretty git branch graphs
I've seen some books and articles have some really pretty looking graphs of git branches and commits. How can I make high-quality printable images of git history?
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Set scroll position
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You can use window.scrollTo(), like this:
window.scrollTo(0, 0); // values are x,y-offset
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How to install a private NPM module without my own registry?
I've taken some shared code and put it in an NPM module, one I don't want to upload to the central registry. The question is, how do I install it from other projects?
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How to linebreak an svg text within javascript?
...Area, but it does have auto-wrapped text.
However, given that you already know where your linebreaks should occur, you can break your text into multiple <tspan>s, each with x="0" and dy="1.4em" to simulate actual lines of text. For example:
<g transform="translate(123 456)"><!-- rep...