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How to store a dataframe using Pandas
... it back using:
df = pd.read_pickle(file_name)
Note: before 0.11.1 save and load were the only way to do this (they are now deprecated in favor of to_pickle and read_pickle respectively).
Another popular choice is to use HDF5 (pytables) which offers very fast access times for large datasets:
...
Running a Haskell program on the Android OS
...u do it is by first getting a Haskell compiler which can target C with the android NDK which comes with a GCC port for ARM architectures. JHC can trivially do this with a very small inf style file which describes the platform (word size, c-compiler, etc) I've done this with the Wii homebrew dev kit ...
jQuery Ajax calls and the Html.AntiForgeryToken()
...a user across all pages (it works in conjunction with a cookie that is set and stays the same). So it doesn't matter if there are multiple requests per page, it'll be the same if the base page reloaded anyway.
– JeremyWeir
Dec 28 '15 at 10:58
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git pull error :error: remote ref is at but expected
...s with the same name but different capitalisation, e.g. user_model_changes and User_model_changes as both of the remote branches will match the same tracking ref.
Delete the wrong remote branch (you shouldn't have branches that differ only by case) and then git remote prune origin and everything sh...
How does origin/HEAD get set?
...ref in origin. git checkout <branchname> switches to that branch, and a git status will show me how far ahead or behind my branch is from origin, but I'm surprised that origin/HEAD still points at origin/master , and not origin/<branchname>
...
What is the bower (and npm) version syntax?
...
In a nutshell, the syntax for Bower version numbers (and NPM's) is called SemVer, which is short for 'Semantic Versioning'. You can find documentation for the detailed syntax of SemVer as used in Bower and NPM on the API for the semver parser within Node/npm. You can learn more...
Placeholder in UITextView
...bcd's solution to allow for initialization from a Xib file, text wrapping, and to maintain background color. Hopefully it will save others the trouble.
UIPlaceHolderTextView.h:
#import <Foundation/Foundation.h>
IB_DESIGNABLE
@interface UIPlaceHolderTextView : UITextView
@property (nonatomi...
Firebug-like debugger for Google Chrome
...g-like tool already built into Chrome. Just right click anywhere on a page and choose "Inspect element" from the menu. Chrome has a graphical tool for debugging (like in Firebug), so you can debug JavaScript. It also does CSS inspection well and can even change CSS rendering on the fly.
For more in...
How is location accuracy measured in Android?
..., as the docs say, is not necessarily true), that means that this is one standard deviation. For example, if Location.getAccuracy returns 10, then there's a 68% chance the true location of the device is within 10 meters of the reported coordinates.
http://developer.android.com/reference/android/loc...
How to sort a dataframe by multiple column(s)
...1 Hi A 8 1
3 Hi A 9 1
R>
rather than using the name of the column (and with() for easier/more direct access).
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