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Need a simple explanation of the inject method
...alues in the array, or 10.
Here's another simple example to create a hash from an array of objects, keyed by their string representation:
[1,"a",Object.new,:hi].inject({}) do |hash, item|
hash[item.to_s] = item
hash
end
In this case, we are defaulting our accumulator to an empty hash, then p...
Can you issue pull requests from the command line on GitHub?
... Does it work without having Github forked the repo first, ie from a direct clone of the source repo?
– Hari Karam Singh
Jan 7 '13 at 11:19
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Read input from console in Ruby?
...found in ARGV and only asks to console if not ARGV found. To force to read from console even if ARGV is not empty use STDIN.gets
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Proper practice for subclassing UIView?
...ods, but when subclassing a UIView, the closest methosds I have are `awakeFromNib , drawRect , and layoutSubviews . (I'm thinking in terms of setup and teardown callbacks.) In my case, I'm setting up my frame and internal views in layoutSubviews , but I'm not seeing anything onscreen.
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Python: Fetch first 10 results from a list [duplicate]
Is there a way we can fetch first 10 results from a list. Something like this maybe:
4 Answers
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How to remove unreferenced blobs from my git repo
...pert on git and don't know exactly what all these things do. I found them from manpages, and grepping .git for commit refs.
– Sam Watkins
Jan 20 '14 at 5:23
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scp (secure copy) to ec2 instance without password
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from who understand how to connect to ec2 through ssh, just change the ssh command to scp and add the name file after the pem file.
– Claudio Santos
Sep 28 '13 at 12:08
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How to get a file or blob from an object URL?
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And if you want to directly get a file from the promise, you can generate a file as follows. let file = await fetch(url).then(r => r.blob()).then(blobFile => new File([blobFile], "fileNameGoesHere", { type: "image/png" })
– dbakiu
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What does `someObject.new` do in Java?
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It's the way to instantiate a non-static inner class from outside the containing class body, as described in the Oracle docs.
Every inner class instance is associated with an instance of its containing class. When you new an inner class from within its containing class it use...
How can I get a java.io.InputStream from a java.lang.String?
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There is an adapter from Apache Commons-IO which adapts from Reader to InputStream, which is named ReaderInputStream.
Example code:
@Test
public void testReaderInputStream() throws IOException {
InputStream inputStream = new ReaderInputStr...