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How to get Twitter-Bootstrap navigation to show active link?
... to implement this in the style of Rails' form helpers.
In a helper (e.g. app/helpers/ApplicationHelper.rb):
def nav_bar
content_tag(:ul, class: "nav navbar-nav") do
yield
end
end
def nav_link(text, path)
options = current_page?(path) ? { class: "active" } : {}
content_tag(:li, option...
Large Object Heap Fragmentation
The C#/.NET application I am working on is suffering from a slow memory leak. I have used CDB with SOS to try to determine what is happening but the data does not seem to make any sense so I was hoping one of you may have experienced this before.
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AngularJS access scope from outside js function
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You need to use $scope.$apply() if you want to make any changes to a scope value from outside the control of angularjs like a jquery/javascript event handler.
function change() {
alert("a");
var scope = angular.element($("#outer")).scope();...
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Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
...For example:
require 'thread'
# Don't change this file!
# Configure your app in config/environment.rb and config/environments/*.rb
...
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How can one display images side by side in a GitHub README.md?
...d color schemes side by side instead of top and bottom. Help would be much appreciated, thanks!
7 Answers
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Rails and PostgreSQL: Role postgres does not exist
I have installed PostgreSQL on my Mac OS Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
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ReactJS Two components communicating
...
The best approach would depend on how you plan to arrange those components. A few example scenarios that come to mind right now:
<Filters /> is a child component of <List />
Both <Filters /> and <List /> are ...
$watch'ing for data changes in an Angular directive
...gular only checks the reference of the top level variable that you watch.
App.directive('d3Visualization', function() {
return {
restrict: 'E',
scope: {
val: '='
},
link: function(scope, element, attrs) {
scope.$watch('val', function(newVa...
Using backticks around field names
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That's very true! One of our server applications was running fine until we applied an upgrade to our database engine, which added a new keyword. Suddenly everything that queried a particular table broke.
– Miquella
Nov 19 ...