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MySQL error: key specification without a key length
...5). Some cases have arisen where 255 characters isn't enough. I tried changing the field to a text, but I get the following error:
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How to deserialize a list using GSON or another JSON library in Java?
I can serialize a List<Video> in my servlet on GAE, but I can't deserialize it. What am I doing wrong?
4 Answers
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++someVariable vs. someVariable++ in JavaScript
In JavaScript you can use ++ operator before ( pre-increment ) or after the variable name ( post-increment ). What, if any, are the differences between these ways of incrementing a variable?
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Android - custom UI with custom attributes
...by way of View or specific UI element extension). But is it possible to define new properties or attributes to newly created UI elements (I mean not inherited, but brand new to define some specific behavior I am not able to handle with default propertis or attributes)
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How to hide output of subprocess in Python 2.7
I'm using eSpeak on Ubuntu and have a Python 2.7 script that prints and speaks a message:
5 Answers
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Add to Array jQuery
I know how to initliaize one but how do add I items to an Array? I heard it was push() maybe? I can't find it...
4 Answer...
Chrome browser reload options new feature
I found this new feature in Chrome today. When you hover over the refresh button you get this tooltip saying: "Reload this page, hold to see more options" and when I do it I get these three awesome options.
1. Normal Reload
2. Hard Reload
3. Empty Cache and Hard Reload (this is very useful option I...
Android: how to make an activity return results to the activity which calls it?
...ty that can be called from many activities, such as Sign up and Order . In the Location activity the user enters his location, so the activity Location will return this new location to that activity which called it.
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What rules does Pandas use to generate a view vs a copy?
I'm confused about the rules Pandas uses when deciding that a selection from a dataframe is a copy of the original dataframe, or a view on the original.
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How to prevent browser page caching in Rails
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Finally figured this out - http://blog.serendeputy.com/posts/how-to-prevent-browsers-from-caching-a-page-in-rails/ in application_controller.rb
After Rails 5:
class ApplicationController < ActionController::Base
before...