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Difference between Observer, Pub/Sub, and Data Binding
... answered Mar 24 '13 at 7:25
ParamParam
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Python csv string to array
Anyone know of a simple library or function to parse a csv encoded string and turn it into an array or dictionary?
10 Answe...
How to make UIButton's text alignment center? Using IB
...e-C:
[myButton.titleLabel setTextAlignment:UITextAlignmentCenter];
For iOS 6 or higher it's
[myButton.titleLabel setTextAlignment: NSTextAlignmentCenter];
as explained in tyler53's answer
Swift:
myButton.titleLabel?.textAlignment = NSTextAlignment.Center
Swift 4.x and above
myButton.ti...
Read binary file as string in Ruby
...ith so many people looking this up and copy pasting it as a one-liner solution (like so many things on stackoverflow)? After all, it works, and the name for these functions were just an arbitrary choice of the ruby library designers. If only we had some language with synonyms... that still somehow k...
How do I concatenate strings and variables in PowerShell?
...soc.Name + " - " + $assoc.Owner)
Your code is being interpreted as many parameters being passed to Write-Host. Wrapping it up inside parentheses will concatenate the values and then pass the resulting value as a single parameter.
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Making a request to a RESTful API using python
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"requests.get" does not take "data" parameter. It could take optional "params" parameter which is usually a dict carrying query string. If a payload is necessary to fetch data (such as the example posted in question), then "requests.post" needs to be used. Addi...
form_for with nested resources
...ted in controller: @post and @comment for the post, eg:
@post = Post.find params[:post_id]
@comment = Comment.new(:post=>@post)
Then in view:
<%= form_for([@post, @comment]) do |f| %>
Be sure to explicitly define the array in the form_for, not just comma separated like you have above....
setImmediate vs. nextTick
Node.js version 0.10 was released today and introduced setImmediate . The API changes documentation suggests using it when doing recursive nextTick calls.
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iOS - Calling App Delegate method from ViewController
...e) and have it call up a different view controller then have it run a function in the new view controller.
13 Answers
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How can I efficiently download a large file using Go?
...ownload via http (error checks omitted for brevity):
import ("net/http"; "io"; "os")
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out, err := os.Create("output.txt")
defer out.Close()
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resp, err := http.Get("http://example.com/")
defer resp.Body.Close()
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n, err := io.Copy(out, resp.Body)
The http.Response's Body is a Reader, so yo...