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Rendering JSON in controller
...ntroller < ApplicationController
def show
@user = User.find(params[:id])
render json: @user
end
end
Now, if we do an AJAX call using jQuery like this:
$.ajax({
type: "GET",
url: "/users/5",
dataType: "json",
success: function(data){
alert(data.na...
UIButton won't go to Aspect Fit in iPhone
...ete. See @Werner Altewischer's answer for the correct answer in modern versions of iOS.
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Storyboard doesn't contain a view controller with identifier
...
Just for future reference:
I'm developing on iOS 6 using Storyboards.
I was having the same issue, but I could not find the "Identifier" field in the inspector.
Instead, just set the field named "Storyboard ID" to what you would name the Identifier. This field can be f...
Why does UITableViewCell remain highlighted?
...
Since 3.2, the automatic deselection behaviour occurs if your UITableViewController's clearsSelectionOnViewWillAppear property is set to YES (which is the default), and you haven't prevented [super viewWillAppear] from being called.
– D...
How do I output text without a newline in PowerShell?
...'s example specifically uses Write-Output, which has vastly different function than Write-Host. Readers should note this big discrepency before copy/pasting the answer.
– NathanAldenSr
Mar 7 '15 at 2:50
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How can I read a whole file into a string variable
...
Use ioutil.ReadFile:
func ReadFile(filename string) ([]byte, error)
ReadFile reads the file named by filename and returns the contents. A successful call
returns err == nil, not err == EOF. Because ReadFile reads the whol...
Parse string to DateTime in C#
...ss a parsing pattern array
// or one or more patterns passed as string parameters
public static DateTime? ToDate(this string dateTimeStr, params string[] dateFmt)
{
// example: var dt = "2011-03-21 13:26".ToDate(new string[]{"yyyy-MM-dd HH:mm",
// ...
How to get ERD diagram for an existing database?
...
We used DBVisualizer for that.
Description:
The references graph is a great feature as it automatically renders all primary/foreign key mappings (also called referential integrity constraints) in a graph style. The table nodes and relations are layed out automatic...
Why not be dependently typed?
I have seen several sources echo the opinion that "Haskell is gradually becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet.
...
IOCTL Linux device driver [closed]
...
An ioctl, which means "input-output control" is a kind of device-specific system call. There are only a few system calls in Linux (300-400), which are not enough to express all the unique functions devices may have. So a driver ...