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Why does i = i + i give me 0?
...1
-231 + -231 = 0
...in int arithmetic, since it's essentially arithmetic mod 2^32.
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Open the file in universal-newline mode using the CSV Django module
I am trying to access a model.filefield in Django to parse a CSV file in Python using the csv module. It's working on Windows, but on Mac it gave me this:
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What are some common uses for Python decorators? [closed]
...erently confusing, esp. to first-year noobs who come behind you and try to mod your code. Avoid this with simplicity: just have do_something() enclose its code in a block under 'with lock:' and everyone can clearly see your purpose. Decorators are vastly overused by people wanting to seem smart (...
Emacs bulk indent for Python
...e programming Python using Emacs, then you should probably be using python-mode. With python-mode, after marking the block of code,
C-c > or C-c C-l shifts the region 4 spaces to the right
C-c < or C-c C-r shifts the region 4 spaces to the left
If you need to shift code by two levels of i...
Is it feasible to do (serious) web development in Lisp? [closed]
...s tbnl, by Dr. Edmund Weitz.
You can run it as a back-end to Apache using mod_proxy as a reverse proxy, or as a stand-alone server.
Various HTML generation solutions are available, from PHP-style templates to Lisp macro hacks to XSLT. Just take your pick.
HTML-TEMPLATE is one example.
Closure XML...
How can one check to see if a remote file exists using PHP?
...tion whenever an image or file doesnt exist. This happens when a site uses mod_rewrite or some sort of other "rules" how requests should be handled.
– Erik Čerpnjak
Aug 7 '15 at 8:59
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Odd behavior when Java converts int to byte?
...ical answers above. So, those still reading those Java books saying to use modulo, this is definitely wrong since the 4 steps I outlined above is definitely not a modulo operation.
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Why does Google +1 record my mouse movements? [closed]
...ing some other dimensions and multiplying all this by time in milliseconds mod 1000000. This definitely looks like a randomizing algorithm.
I'm not sure why the page would need something like this, perhaps it's using a cookie, preventing automated +1 clicking? When you click the "+1" the login scre...
Finding what methods a Python object has
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I'm getting an AttributeError: module 'pandas.core.common' has no attribute 'AbstractMethodError' when I try to run this. See details at stackoverflow.com/q/54713287/9677043.
– Karl Baker
Feb 15 '19 at 16:26
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How do I get Flask to run on port 80?
... a link to the official documentation about setting up Flask with Apache + mod_wsgi.
Edit 1 - Clarification for @Djack
Proxy HTTP traffic to Flask through apache2
When a request comes to the server on port 80 (HTTP) or port 443 (HTTPS) a web server like Apache or Nginx handles the connection ...