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Austin Walters lettergram

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@lettergram
lettergram / main.go
Created March 19, 2015 00:02
func main() {
http.HandleFunc("/login", loginHandler)
http.HandleFunc("/logout", logoutHandler)
http.HandleFunc("/register", registerHandler)
http.HandleFunc("/add-book", bookHandler)
http.HandleFunc("/", viewHandler)
http.ListenAndServe(":8080", nil)
}
@lettergram
lettergram / attackChecking.go
Created March 19, 2015 00:03
// True if there was not an attack
clear := attackChecking(usr.Input)
if(!clear){
// remove or fix accordingly
}
@lettergram
lettergram / main.go
Created March 19, 2015 00:04
package main
import (
"fmt"
"net/http"
)
func handler(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Hi there, I love %s!", r.URL.Path[1:])
}
@lettergram
lettergram / template.html
Created March 19, 2015 00:08
<head>
<br>
<div>{{.UserData}}</div>
<h1>{{.Title}}</h1>
</head>
<sidebar>
{{.Bar}}
</sidebar>
<br>
<body>
@lettergram
lettergram / loadPage.go
Created March 19, 2015 00:09
// Page struct, which will contain template
type Page struct {
Title string
Body template.HTML
UserData template.HTML
Bar template.HTML
}
// Loads a page for use
func loadPage(title string, r *http.Request) (*Page, error) {
@lettergram
lettergram / viewHandler.go
Created March 19, 2015 00:09
// Shows a particular page
func viewHandler(w http.ResponseWriter, r *http.Request) {
// Parses URL to obtain title of file to add to .body
title := r.URL.Path[len("/"):]
// Load templatized page, given title
p, err := loadPage(title, r)
// If they do not have a cookie force them to login
@lettergram
lettergram / svd_leastSquares.py
Created March 19, 2015 00:22
def svd_LeastSquares(A, b):
U, s, V = np.linalg.svd(A)
r = [0.0, 0.0]
r += (1/s[0]) * (U[:,0].T*b) * (V[:,0].T)
r += (1/s[1]) * (U[:,1].T*b) * (V[:,1].T)
return r
@lettergram
lettergram / fit.py
Created March 19, 2015 00:22
fit = []
for i in range(len(A)):
fit.append([A[i, 0], A[i, 0] * M[0, 0] + M[0, 1]])
@lettergram
lettergram / jacobi.py
Created March 19, 2015 00:24
import numpy as np
from scipy.linalg import solve
def jacobi(A, b, x, n):
D = np.diag(A)
R = A - np.diagflat(D)
for i in range(n):
x = (b - np.dot(R,x))/ D
@lettergram
lettergram / gauss.py
Created March 19, 2015 00:24
import numpy as np
from scipy.linalg import solve
def gauss(A, b, x, n):
L = np.tril(A)
U = A - L
for i in range(n):
x = np.dot(np.linalg.inv(L), b - np.dot(U, x))
print str(i).zfill(3),