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Jinja2 template variable if None Object set a default value
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edited May 14 '16 at 19:26
simanacci
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Will HTML5 allow web apps to make peer-to-peer HTTP connections?
Is it possible to create a web app that, with the help of a central server, could create direct connections with other users of the same web app? I'm imagining a process similar to UDP hole punching.
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Getting scroll bar width using JavaScript [duplicate]
...tainer
const outer = document.createElement('div');
outer.style.visibility = 'hidden';
outer.style.overflow = 'scroll'; // forcing scrollbar to appear
outer.style.msOverflowStyle = 'scrollbar'; // needed for WinJS apps
document.body.appendChild(outer);
// Creating inner element and plac...
How can I submit a form using JavaScript?
I have a form with id theForm which has the following div with a submit button inside:
10 Answers
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Manipulating an Access database from Java without ODBC
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UCanAccess is a pure Java JDBC driver that allows us to read from and write to Access databases without using ODBC. It uses two other packages, Jackcess and HSQLDB, to perform these tasks. The following is a brief overview of how to get it set up.
Option 1: Using Maven
If your project uses ...
How can I remove the string “\n” from within a Ruby string?
...into the text.
While on the other hand, single quotes ' treat the string literally, so there's no expansion, replacement, interpolation or what have you.
In this particular case, it's better to use either the .delete or .tr String method to delete the newlines.
See here for more info
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Travel/Hotel API's? [closed]
... working on a large project involving creating a worldwide hotel database with rich data such as Addresses, Images, Descriptions, Policies, Coordinates, Facilities, Reviews, Local area descriptions and their amenities etc.
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The request was aborted: Could not create SSL/TLS secure channel
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I finally found the answer (I haven't noted my source but it was from a search);
While the code works in Windows XP, in Windows 7, you must add this at the beginning:
// using System.Net;
ServicePointManager.Expect100Continue = true;
ServicePointManager.SecurityProtocol = Securit...
How add context menu item to Windows Explorer for folders [closed]
I have found out how to add right-click context menu items to files on Windows Explorer, by adding keys to the registry. I.e. I can right-click on a file in Explorer and run a custom app against that file.
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Facebook development in localhost
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Edit: 2-15-2012 This is how to use FB authentication for a localhost website.
I find it more scalable and convenient to set up a second Facebook app. If I'm building MyApp, then I'll make a second one called MyApp-dev.
Cre...