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How to add http:// if it doesn't exist in the URL?
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Scan the string for ://, if it does not have it, prepend http:// to the string.., everything else just use the string as is.
This will work unless you have rubbish input string.
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Read file data without saving it in Flask
...d file.stream.read(). Also you can use save argument with dst parameter as StringIO or other IO or file object to copy FileStorage.stream to another IO or file object.
See documentation: http://flask.pocoo.org/docs/api/#flask.Request.files and http://werkzeug.pocoo.org/docs/datastructures/#werkzeug...
How to make an OpenGL rendering context with transparent background?
...-------*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <GL/gl.h>
#include <GL/glx.h>
#include <GL/glxext.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xrender.h>
#include <X11/Xutil.h>
#defin...
Leading zeros for Int in Swift
I'd like to convert an Int in Swift to a String with leading zeros. For example consider this code:
10 Answers
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Camera orientation issue in Android
...nterface exif = new ExifInterface(SourceFileName); //Since API Level 5
String exifOrientation = exif.getAttribute(ExifInterface.TAG_ORIENTATION);
Since the photo is displaying correctly in your app, i'm not sure where the problem is, but this should definitely set you on the right path!
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How do you get the logical xor of two variables in Python?
...nots first like this (not b and a) or (not a and b) so that it returns the string if there was one, which seems like the pythonic way for the function to operate.
– rjmunro
May 7 '11 at 21:06
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Why does this method print 4?
...t execution if you'd prefer-
static int cnt = 0;
public static void main(String[] args) {
try {
main(args);
} catch (Throwable ignore) {
cnt++;
try {
System.out.println(cnt);
} catch (Throwable t) {
}...
Sorting a vector of custom objects
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A simple example using std::sort
struct MyStruct
{
int key;
std::string stringValue;
MyStruct(int k, const std::string& s) : key(k), stringValue(s) {}
};
struct less_than_key
{
inline bool operator() (const MyStruct& struct1, const MyStruct& struct2)
{
ret...
Is there a good way to attach JavaScript objects to HTML elements?
...gly to define this method jquery stores keys into a global dictionary in a string attribute on each element. The name of this string attribute is randomly generated when jquery is first loaded. (Suggesting that there isn't a good way to do there isn't a nicer way to do this only using the DOM)
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Returning value that was passed into a method
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You can use a lambda with an input parameter, like so:
.Returns((string myval) => { return myval; });
Or slightly more readable:
.Returns<string>(x => x);
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