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How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
...er to create code compatible with earlier Java versions.
For example, in order to generate class files compatible with Java 1.4, use the following command line:
javac -target 1.4 HelloWorld.java
With newer versions of the Java compiler you are likely to get a warning about the bootstrap class p...
How to screenshot website in JavaScript client-side / how Google did it? (no need to access HDD) [du
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When to use static vs instantiated classes
... Framework. There are classes which use static method calls (factories) in order to build objects. It was impossible for me to supply another factory to that instance in order to get a customized object returned. The solution to this problem is to only use instances and instace methods and enforce s...
Handlebars/Mustache - Is there a built in way to loop through the properties of an object?
...hanks for Ben's solution, my use case to display only particular fields in order
with object
Code:
handlebars.registerHelper('eachToDisplayProperty', function(context, toDisplays, options) {
var ret = "";
var toDisplayKeyList = toDisplays.split(",");
for(var i = 0; i < toDispla...
Create a matrix of scatterplots (pairs() equivalent) in ggplot2
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Does Git publicly expose my e-mail address?
...l address private, which begins:
Git requires you to identify yourself in order to make commits, but you can hide your contact information by using a fake address. Git itself doesn't care if the email is valid.
Good to know: Although Git does not care, some projects might not accept contributions f...
Rails I18n validation deprecation warning
...g that prevents the configuration to be set correctly.
Short answer
In order to silence the warning edit the application.rb file and include the following line inside the Rails::Application body
config.i18n.enforce_available_locales = true
The possible values are:
false: if you
want to sk...
How to get the response of XMLHttpRequest?
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Best Practice: Access form elements by HTML id or name attribute?
...at the DOM is a normal data structure (e.g.: an array) wherein the element order is static, consistent or reliable in anyway. We know that 99.9999% of the time, that this is not the case. Reordering or input elements within the form, adding another form to the page before the form in question, or m...
How to use transactions with dapper.net?
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@CodeNaked, first, you've got the order wrong there. The catch block would be hit first if there's an exception, then the end of scope for using. Second, look at this answer and the referenced MSDN doc:stackoverflow.com/a/5306896/190476 calling dispose a seco...