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Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
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I used the following psd that I derived from http://www.teehanlax.com/blog/?p=447
http://www.chrisandtennille.com/pictures/backbutton.psd
I then just created a custom UIView that I use in the customView property of the toolbar item.
Works well for me.
Edit: As pointed ou...
Default parameters with C++ constructors [closed]
...ovement
– mskfisher
Jun 4 '13 at 18:01
Does anyone know what Sam Stokes means when he says binary interface of the cla...
How can I use NSError in my iPhone App?
...there are some issues in ARC and casting the id to a BOOL. Any slight ARC compatible variation would be much appreciated.
– NSTJ
Dec 5 '12 at 17:28
7
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How can I check that a form field is prefilled correctly using capybara?
...John'):
expect(page).to have_xpath("//input[@value='John']")
See http://www.w3schools.com/xpath/xpath_syntax.asp for more info.
For perhaps a prettier way:
expect(find_field('Your name').value).to eq 'John'
EDIT: Nowadays I'd probably use have_selector
expect(page).to have_selector("input[va...
Convert light frequency to RGB?
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Here's a detailed explanation of the entire conversion process: http://www.fourmilab.ch/documents/specrend/. Source code included!
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Add a column to existing table and uniquely number them on MS SQL Server
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Prevent screen rotation on Android
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How to install the JDK on Ubuntu Linux
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Optional: To search available distributions of openjdk, use the following command:
apt search openjdk
Install the appropriate version with the following command:
sudo apt install openjdk-8-jdk
sudo apt install openjdk-8-source #this is optional, the jdk source code
For JAVA_HOME (Environment Va...
How to exclude certain directories/files from git grep search
...ing, so this is loosely based on:
# http://www.linuxjournal.com/content/bash-preserving-whitespace-using-set-and-eval
x=1
items= ...
How to check if a user is logged in (how to properly use user.is_authenticated)?
...auth:
# Only for authenticated users.
For more info visit https://www.django-rest-framework.org/api-guide/requests/#auth
request.user.is_authenticated() has been removed in Django 2.0+ versions.
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