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Add regression line equation and R^2 on graph
I wonder how to add regression line equation and R^2 on the ggplot . My code is:
9 Answers
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URL Encode a string in jQuery for an AJAX request
... problem I'm having is that when the user gets to a space in between first and last names, the space is not encoded as a + , thus breaking the search. How can I either replace the space with a + , or just safely URL Encode the string?
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How to iterate through SparseArray?
Is there a way to iterate over Java SparseArray (for Android) ? I used sparsearray to easily get values by index. I could not find one.
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How to remove a file from version control without deleting it?
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You want the --keep-local command-line option. This removes the file from version control without removing it from your filesystem.
$ svn rm --keep-local my_important_file
Note: The --keep-local only affects the svn rm of your copy. Other users may hav...
How to convert a currency string to a double with jQuery or Javascript?
... .00 trailing. Otherwise valid representations of currency such as "$1100" and "$1100." will be reduced by two orders of magnitude.
– Brian M. Hunt
Feb 8 '13 at 0:43
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Making custom right-click context menus for my web-app
I've a few websites like google-docs and map-quest that have custom drop down menus when you right-click. Somehow they override the browser's behavior of drop-down menu, and I'm now sure exactly how they do it. I found a jQuery plugin that does this, but I'm still curious about a few things:
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How to tell which colorscheme a Vim session currently uses
...e's no guaranteed way (as a colour scheme is essentially a load of vim commands that are sourced). However, by convention there should be a variable g:colors_name that is set to the name of the colour scheme.
Therefore, try this:
echo g:colors_name
If you get E121, it's either a poorly made col...
How does “make” app know default target to build if no target is specified?
...s the first target depends on.
The GNU Make Manual covers all this stuff, and is a surprisingly easy and informative read.
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Force unmount of NFS-mounted directory [closed]
... @Daniel: sure, but it is a Linux question (tagged as such even), and Linux does have it.
– Jürgen A. Erhard
Jul 4 '11 at 13:05
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Is there any kind of hash code function in JavaScript?
...d, alternatively, maintain an array which indexes the objects in question, and use its index string as a reference to the object. Something like this:
var ObjectReference = [];
ObjectReference.push(obj);
set['ObjectReference.' + ObjectReference.indexOf(obj)] = true;
Obviously it's a little verbo...