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Hidden features of Ruby
Continuing the "Hidden features of ..." meme, let's share the lesser-known but useful features of Ruby programming language.
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Is there a good Valgrind substitute for Windows?
I was looking into Valgrind to help improve my C coding/debugging when I discovered it is only for Linux - I have no other need or interest in moving my OS to Linux so I was wondering if there is a equally good program for Windows.
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Determine if a String is an Integer in Java [duplicate]
I'm trying to determine if a particular item in an Array of strings is an integer or not.
9 Answers
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Convert hex color value ( #ffffff ) to integer value
I am receiving hex color values from a server (in this form, #xxxxxx , example #000000 for black)
9 Answers
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How to generate keyboard events in Python?
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It can be done using ctypes:
import ctypes
from ctypes import wintypes
import time
user32 = ctypes.WinDLL('user32', use_last_error=True)
INPUT_MOUSE = 0
INPUT_KEYBOARD = 1
INPUT_HARDWARE = 2
KEYEVENTF_EXTENDEDKEY = 0x0001
KEYEVENTF_KEY...
Is it possible to decrypt MD5 hashes?
...ome encryption algorithms), it is a one way hash function. Much of the original data is actually "lost" as part of the transformation.
Think about this: An MD5 is always 128 bits long. That means that there are 2128 possible MD5 hashes. That is a reasonably large number, and yet it is most definit...
How do I work around JavaScript's parseInt octal behavior?
Try executing the following in JavaScript:
10 Answers
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Authorative way to override onMeasure()?
What's the correct way of overriding onMeasure()? I've seen various approaches. For example, Professional Android Development uses MeasureSpec to calculate the dimensions, then ends with a call to setMeasuredDimension(). For example:
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How to find all links / pages on a website
Is it possible to find all the pages and links on ANY given website? I'd like to enter a URL and produce a directory tree of all links from that site?
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What permission do I need to access Internet from an Android application?
I get the following Exception running my app:
13 Answers
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