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How to replace multiple substrings of a string?
...s my dog and this is my pig."
One possible fix is to use an OrderedDict.
from collections import OrderedDict
def replace_all(text, dic):
for i, j in dic.items():
text = text.replace(i, j)
return text
od = OrderedDict([("cat", "dog"), ("dog", "pig")])
my_sentence = "This is my cat a...
How to use Python to login to a webpage and retrieve cookies for later usage?
...rd) to /login.php. During the login request I want to retrieve the cookies from the response header and store them so I can use them in the request to download the webpage /data.php.
...
HTML-parser on Node.js [closed]
...node module for it. YQL I think would be the best solution if your HTML is from a static website, since you are relying on a service, not your own code and processing power. Though note that it won't work if the page is disallowed by the robot.txt of the website, YQL won't work with it.
If the webs...
How to debug a GLSL shader?
...
You can't easily communicate back to the CPU from within GLSL. Using glslDevil or other tools is your best bet.
A printf would require trying to get back to the CPU from the GPU running the GLSL code. Instead, you can try pushing ahead to the display. Instead of t...
How to know/change current directory in Python shell?
...dit
Under Windows:
set PYTHONPATH=%PYTHONPATH%;C:\My_python_lib
(taken from http://docs.python.org/using/windows.html)
edit 2
... and even better: use virtualenv and virtualenv_wrapper, this will allow you to create a development environment where you can add module paths as you like (add2virt...
What is the difference between using IDisposable vs a destructor in C#?
... of that description is that MS gives examples of unmanaged resources, but from what I've seen never actually defines the term. Since managed objects are generally only usable within managed code, one might think things used in unmanaged code are unmanaged resources, but that's not really true. A ...
Difference between >>> and >>
...sent a signed number; it simply moves everything to the right and fills in from the left with 0s. Shifting our -2 right one bit using logical shift would give 01111111.
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How to debug heap corruption errors?
...ay off over the long run. The desirable feature list should look familiar from dmalloc and electricfence, and the surprisingly excellent book Writing Solid Code:
sentry values: allow a little more space before and after each alloc, respecting maximum alignment requirement; fill with magic numbers...
Zoom in on a point (using scale and translate)
... visible origin. Originally the mouse is at a
// distance mouse/scale from the corner, we want the point under
// the mouse to remain in the same place after the zoom, but this
// is at mouse/new_scale away from the corner. Therefore we need to
// shift the origin (coordinates of...
Large Object Heap Fragmentation
The C#/.NET application I am working on is suffering from a slow memory leak. I have used CDB with SOS to try to determine what is happening but the data does not seem to make any sense so I was hoping one of you may have experienced this before.
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