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AWS S3: how do I see how much disk space is using
...es a nice summary by running:
aws s3 ls s3://mybucket --recursive --human-readable --summarize
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What is the difference between a field and a property?
...ws you to trigger methods (as events), or logging when the value is set or readed.
– coloboxp
Oct 24 '16 at 10:39
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Best data type to store money values in MySQL
...Not being an accountant... but running a small biz in the UK... I remember reading somewhere a long time ago that currency figures should be stored to 4 decimals even for £, $, etc. so that certain calculations might actually use the last 2 decimal places for certain obscure accounting contexts. W...
For-each over an array in JavaScript
... for loop,
or for-in with safeguards.
But there's lots more to explore, read on...
JavaScript has powerful semantics for looping through arrays and array-like objects. I've split the answer into two parts: Options for genuine arrays, and options for things that are just array-like, such as the...
How do I get the first n characters of a string without checking the size or going out of bounds?
...);
Opinion: while this solution is "neat", I think it is actually less readable than a solution that uses if / else in the obvious way. If the reader hasn't seen this trick, he/she has to think harder to understand the code. IMO, the code's meaning is more obvious in the if / else version. Fo...
Setting Authorization Header of HttpClient
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@lacripta, This is true but if you read the last 2 sentence I say its best practice to reuse HttpClient for exactly this reason but I think it is out of scope for this question.
– Florian Schaal
Aug 13 '18 at 16:40
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How to negate specific word in regex? [duplicate]
...me sort of low-performance task anyway, so find a solution that is easy to read, easy to understand and easy to maintain.
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How to implement a queue with three stacks?
...using lazy evaluation). He did know of an algorithm using 6 stacks as we already know looking at the answers here. So I guess the question is still open to find an algorithm (or prove one cannot be found)."
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How to output a multiline string in Bash?
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+1 Thx. I've ended up using read -d '' help <<- EOF ... to read the multiline string into a variable and then echoed the result.
– helpermethod
Jun 10 '12 at 21:11
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prototype based vs. class based inheritance
... each class represented a set of objects that shared the same state space (read "possible values") and the same operations, thereby forming an equivalence class. If you look back at Smalltalk, since you can open a class and add methods, this is effectively the same as what you can do in Javascript....