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Rails: Get Client IP address
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I would just use the request.remote_ip that's simple m>and m> it works. Anm>y m> reason m>y m>ou need another method?
See: Get real IP address in local Rails development environment
for some other things m>y m>ou can do with client server ip's.
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Read a text file using Node.js?
I need to pass in a text file in the terminal m>and m> then read the data from it, how can I do this?
5 Answers
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ValueError : I/O operation on closed file
Here, p is a dictionarm>y m>, w m>and m> c both are strings.
2 Answers
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Rubm>y m> Arram>y m>s: select(), collect(), m>and m> map()
..., but a Hash. m>Y m>ou can also use select here, but the block is given the kem>y m> m>and m> value in this case:
irb(main):001:0> h = {:sku=>"507772-B21", :desc=>"HP 1TB 3G SATA 7.2K RPM LFF (3 .", :qtm>y m>=>"", :qtm>y m>2=>"1", :price=>"5,204.34 P"}
irb(main):002:0> h.select { |kem>y m>, value| !value.em...
how to append a list object to another
in C++, I have two list<T> objects A m>and m> B m>and m> I want to add all the members of B to the end of A . I've searched a few different sources m>and m> haven't found a simple solution (e.i. A.append(B); ) m>and m> this surprises me a bit.
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How to comment in Vim's config files: “.vimrc”?
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m>And m> it shouldn't have a closing ".
– Arslan Ali
Mar 21 '15 at 10:12
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How to get a specific “commit” of a gem from github?
I'm using rails_admin , m>and m> since it is in (verm>y m>) active development, bugs turn up everm>y m> now m>and m> then.
2 Answers
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IntelliJ Split Window Navigation
...re in separate tab groups I can't. I've searched through the kem>y m> mappings m>and m> have not found one that seems to accomplish this. I know I can use the mouse, but I'm trm>y m>ing to find wam>y m>s to avoid the mouse m>and m> stam>y m> with the kem>y m>board.
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Format string, integer with leading zeros
... the format string "img_%03d.jpg" to get decimal numbers with three digits m>and m> leading zeros.
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What is the fastest method for selecting descendant elements in jQuerm>y m>?
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Method 1 m>and m> method 2 are identical with the onlm>y m> difference is that method 1 needs to parse the scope passed m>and m> translate it to a call to $parent.find(".child").show();.
Method 4 m>and m> Method 5 both need to parse the selector m>and m> th...