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What is the difference between pluck and collect in Rails?
...ds with Rails 4, still use pluck
if you need some fields with Rails 3, use selectand collect
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Using PowerShell credentials without being prompted for a password
...=========
function Export-Credential($cred, $path) {
$cred = $cred | Select-Object *
$cred.password = $cred.Password | ConvertFrom-SecureString
$cred | Export-Clixml $path
}
You use it like this:
$Credentials = Get-MyCredential (join-path ($PsScriptRoot) Syncred.xml)
If the cr...
UILabel - Wordwrap text
..., Swift 4
Wrapping the Text for a label can also be done on Storyboard by selecting the Label, and using Attributes Inspector.
Lines = 0
Linebreak = Word Wrap
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ASP.NET MVC passing an ID in an ActionLink to the controller
...to another controller passing the Id or Primary Key via
@Html.ActionLink("Select", "Create", "StudentApplication", new { id=item.PersonId }, null)
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How can I change a secret Gist to public?
...
Update:
You can still convert a secret gist to a public gist by first selecting "Edit" -> "Make Public". This feature has been partially rolled back, however, since 12/15/16 and you will no longer be able to switch it back to secret.
From the docs:
After creating a gist, you cannot conv...
How to Copy Contents of One Canvas to Another Canvas Locally
... are building a website that uses lots of image/canvas operations.
// select canvas elements
var sourceCanvas = document.getElementById("some-unique-id");
var destCanvas = document.getElementsByClassName("some-class-selector")[0];
//copy canvas by DataUrl
var sourceImageData = ...
what is the most efficient way of counting occurrences in pandas?
...].astype('str').stack().value_counts().sum() which equates to setting each selected column to str type, stacking all individual columns on top, forming basically one column and then doing the value_counts() and sum() on that one column. :) Stack is pretty useful, it might not be the most obvious cho...
Django Rest Framework: Dynamically return subset of fields
...y parameter to a Django Rest Framework based API which enables the user to select only a subset of fields per resource.
8 A...
Disable assertions in Python
...d allow assert statements to be optimized away is by raising them within a selection statement:
if foo_is_broken():
raise AssertionError('Foo is broken!')
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Alter Table Add Column Syntax
...order). Also, if there is data in the Employees table, it has to do insert select * so it can calculate the EmployeeID.
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