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Creating .pem file for APNS?
...ychain, filter by the Certificates category. You will see an expandable option called “Apple Development Push Services”
Right click on “Apple Development Push Services” > Export “Apple Development Push Services ID123″. Save this as apns-dev-cert.p12 file somewhere you can access it. T...
How to add a spinner icon to button when it's in the Loading state?
...t="<i class='icon-spinner icon-spin icon-large'></i> @Localization.Uploading">
<i class="icon-upload icon-large"></i>
<span>@Localization.StartUpload</span>
</button>
sha...
What is Express.js?
...on Rails or Sinatra is to Ruby.
Express 3.x is a light-weight web application framework to help organize your web application into an MVC architecture on the server side. You can use a variety of choices for your templating language (like EJS, Jade, and Dust.js).
You can then use a database like M...
MVC pattern on Android
...e MVC, but you have the following:
You define your user interface in various XML files by resolution, hardware, etc.
You define your resources in various XML files by locale, etc.
You extend clases like ListActivity, TabActivity and make use of the XML file by inflaters.
You can create as many cl...
iPhone: How to switch tabs with an animation?
I'm switching tabs programmatically in a tab bar driven application using UITabBarController.selectedIndex . The problem I'm trying to solve is how to animate the transition between the views. ie. from the view of the current tab to the view of the selected tab.
...
How to download image using requests
...1024):
f.write(chunk)
Note that you need to open the destination file in binary mode to ensure python doesn't try and translate newlines for you. We also set stream=True so that requests doesn't download the whole image into memory first.
...
Solutions for INSERT OR UPDATE on SQL Server
...
don't forget about transactions. Performance is good, but simple (IF EXISTS..) approach is very dangerous.
When multiple threads will try to perform Insert-or-update you can easily
get primary key violation.
Solutions provided by @Beau Crawford &...
Why java.util.Optional is not Serializable, how to serialize the object with such fields
...bject with enums. The other case is where class has fields of java.util.Optional class. In this case the following exception is thrown: java.io.NotSerializableException: java.util.Optional
...
How do I convert a String to an InputStream in Java?
...am of bytes that represent your original string encoded as UTF-8.
For versions of Java less than 7, replace StandardCharsets.UTF_8 with "UTF-8".
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jQuery UI slider Touch & Drag/Drop support on Mobile devices
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works like a charme with rails5 android and ios devices
– Stef Hej
Jan 16 '17 at 19:26
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