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For loop for HTMLCollection elements
...ectly. In your code, key is the index. So, to get the value from the pseudo-array, you'd have to do list[key] and to get the id, you'd do list[key].id. But, you should not be doing this with for/in in the first place.
Summary (added in Dec 2018)
Do not ever use for/in to iterate a nodeList or a...
How do I parallelize a simple Python loop?
This is probably a trivial question, but how do I parallelize the following loop in python?
13 Answers
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How does Apple know you are using private API?
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There are 3 ways I know. These are just some speculation, since I do not work in the Apple review team.
1. otool -L
This will list all libraries the app has linked to. Something clearly you should not use, like IOKit and WebKit can be detected by this.
2. nm -u
This will list all linked...
How do I view the type of a scala expression in IntelliJ
...ch shows you the type of a variable when you hover the mouse over it. How do I see the same information with the IntelliJ plugin?
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What's the state of the art in email validation for Rails?
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looks like ###@domain.com will validate?
– cwd
Dec 2 '13 at 19:36
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Scanner vs. BufferedReader
... the contents of the stream while BufferedReader just reads the stream and does not do any special parsing.
In fact you can pass a BufferedReader to a scanner as the source of characters to parse.
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Adding n hours to a date in Java?
How do I add n hours to a Date object? I found another example using days on StackOverflow, but still don't understand how to do it with hours.
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What does Ruby have that Python doesn't, and vice versa?
...ll turn around why feature X sucks in language Y, or that claim language Y doesn't have X, although in fact it does. I also know exactly why I prefer Python, but that's also subjective, and wouldn't help anybody choosing, as they might not have the same tastes in development as I do.
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How do I write output in same place on the console?
I am new to python and am writing some scripts to automate downloading files from FTP servers, etc. I want to show the progress of the download, but I want it to stay in the same position, such as:
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How do pointer to pointers work in C?
How do pointers to pointers work in C?
When would you use them?
14 Answers
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