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Rails Console: reload! not reflecting changes in model files? What could be possible reason?
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Are you reloading the object from the database?
For example:
>> a = User.last
=> #<User id: 16, email: "asdfadsf@sdfdsf.com">
>> reload!
Reloading...
=> true
'a' won't reflect any changes to your model until you reload it from...
How do you clear a slice in Go?
... Interesting. Is there any other way to remove all elements from the underlying array of the slice while leaving the underlying capacity unchanged?
– Chris Weber
Jun 6 '13 at 21:07
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Get Mouse Position
I would like to simulate a natural mouse movement in Java (going from here to there pixel by pixel). To do that I need to know the starting coordinates.
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How do you get a list of the names of all files present in a directory in Node.js?
...h
npm install glob
Then use wild card to match filenames (example taken from package's website)
var glob = require("glob")
// options is optional
glob("**/*.js", options, function (er, files) {
// files is an array of filenames.
// If the `nonull` option is set, and nothing
// was found, ...
How to Right-align flex item?
...lements and you need to float say the last three right, target the 3rd one from the last only with this margin-left: auto; style.
– Daniel Sokolowski
Aug 6 '17 at 22:31
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UITableView load more when scrolling to bottom like Facebook application
... - scrollView.frame.size.height
// Change 10.0 to adjust the distance from bottom
if maximumOffset - currentOffset <= 10.0 {
self.loadMore()
}
}
Method 2: Reached last row
And here is the Swift version of shinyuX's answer. It checks if the user has reached the last row.
f...
How to make remote REST call inside Node.js? any CURL?
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How do i access the values from d??? d = {"data":[{"id":1111,"name":"peter"}]} . how to get name value?
– peter
Feb 18 '13 at 12:58
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In which situations do we need to write the __autoreleasing ownership qualifier under ARC?
...utoreleased at that time. The declaration of the save function prevents us from sending it anything other than an autoreleasing variable because that is what it needs - which is why the compiler creates a temporary variable if we try.
– Colin
Sep 20 '12 at 21:1...
@RequestParam in Spring MVC handling optional parameters
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Just one note: from the security perspective logout should only accept POST requests, so there should be 2 methods and it doesn't make any sense to keep their URL the same then.
– FlasH from Ru
Apr 13 ...
promise already under evaluation: recursive default argument reference or earlier problems?
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As already mentioned, the problem comes from having a function argument defined as itself. However, I want to add an explanation of why this is a problem because understanding that led me to an easier (for me) way to avoid the problem: just specify the argument in ...