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How do you add an in-app purchase to an iOS application?
...
Swift Users
Swift users can check out My Swift Answer for this question.Or, check out Yedidya Reiss's Answer, which translates this Objective-C code to Swift.
Objective-C Users
The rest of this answer is written in Objective-C
App Store Connect
Go to appstoreconnect.apple.com a...
HTML.ActionLink vs Url.Action in ASP.NET Razor
...lt;a href=".."></a> tag whereas Url.Action returns only an url.
For example:
@Html.ActionLink("link text", "someaction", "somecontroller", new { id = "123" }, null)
generates:
<a href="/somecontroller/someaction/123">link text</a>
and Url.Action("someaction", "somecontro...
What is ViewModel in MVC?
...ts the data that you want to display on your view/page, whether it be used for static text or for input values (like textboxes and dropdown lists) that can be added to the database (or edited). It is something different than your domain model. It is a model for the view.
Let us say that you have an...
Has Facebook sharer.php changed to no longer accept detailed parameters?
...rer will no longer accept custom parameters and facebook will
pull the information that is being displayed in the preview the same
way that it would appear on facebook as a post from the url OG meta
tags.
Use dialog/feeds instead of sharer.php
https://www.facebook.com/dialog/feed?
app_id=...
jsonify a SQLAlchemy result set in Flask [duplicate]
...
def dump_datetime(value):
"""Deserialize datetime object into string form for JSON processing."""
if value is None:
return None
return [value.strftime("%Y-%m-%d"), value.strftime("%H:%M:%S")]
class Foo(db.Model):
# ... SQLAlchemy defs here..
def __init__(self, ...):
...
How to change the style of alert box?
...c the alert() functionality. The jQuery UI Dialogue does a lot of the work for you, working basically as I have described: Link.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1"&...
ERROR: permission denied for sequence cities_id_seq using Postgres
...se:
GRANT USAGE, SELECT ON SEQUENCE cities_id_seq TO www;
GRANT USAGE - For sequences, this privilege allows the use of the currval and nextval functions.
Also as pointed out by @epic_fil in the comments you can grant permissions to all the sequences in the schema with:
GRANT USAGE, SELECT ON ...
django order_by query set, ascending and descending
...ed.objects.filter(client=client_id).order_by('-check_in')
Notice the - before check_in.
Django Documentation
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Oracle: how to UPSERT (update or insert into a table?)
...Duration : All locks acquired by statements within a transaction are held for the duration of the transaction, preventing destructive interference including dirty reads, lost updates, and destructive DDL operations from concurrent transactions." Souce : link
– yohannc
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How to select a drop-down menu value with Selenium using Python?
...you might have to use the more obtuse "xpath" version if the author of the form has not properly setup a select HTML element. If simply using input fields, xpath should work.
– Matthew
Dec 28 '17 at 21:08
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