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Is there any way to view the currently mapped keys in Vim?
...asically, I'd like to view all of the keys maps made in the current buffer by all of plugins, vimrc, etc, in the current buffer. Is there anyway to do this?
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What is java interface equivalent in Ruby?
Can we expose interfaces in Ruby like we do in java and enforce the Ruby modules or classes to implement the methods defined by interface.
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How do I change the background color of a plot made with ggplot2
By default, ggplot2 produces plots with a grey background. How do I change the color of the background of the plot?
3 Answ...
Capture iframe load complete event
... iframe programatically
It makes sure your load listener is always called by attaching it before the iframe starts loading.
<script>
var iframe = document.createElement('iframe');
iframe.onload = function() { alert('myframe is loaded'); }; // before setting 'src'
iframe.src = '...';
documen...
How to tell Eclipse Workspace?
...d only current workspace. You can change the field to something different by typing in the field or using the browse button. But the field (after clicking other) as provided in this answer will show you your current workspace. I just tested it by typing in the field and creating a new test worksp...
Why is it wrong to use std::auto_ptr with standard containers?
...n for extension. Lazer said what was not said before here. I guess he came by by chance.
– Sebastian Mach
Nov 18 '11 at 16:21
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How to calculate md5 hash of a file using javascript
... that has been dragged into your Browser:
var holder = document.getElementById('holder');
holder.ondragover = function() {
return false;
};
holder.ondragend = function() {
return false;
};
holder.ondrop = function(event) {
event.preventDefault();
var file = event.dataTransfer.files[0];
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Aspect Oriented Programming vs. Object-Oriented Programming
..."meta-programming". Everything that AOP does could also be done without it by just adding more code. AOP just saves you writing this code.
Wikipedia has one of the best examples for this meta-programming. Assume you have a graphical class with many "set...()" methods. After each set method, the data...
Undo scaffolding in Rails
...
First, if you have already run the migrations generated by the scaffold command, you have to perform a rollback first.
rake db:rollback
You can create scaffolding using:
rails generate scaffold MyFoo
(or similar), and you can destroy/undo it using
rails destroy scaffold M...
New self vs. new static
..."I will execute in the context of the class which has been actually called by the outside world". ( Assuming the inheritance scenario ). Thanks
– Shubhranshu
Mar 7 '19 at 7:40
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