Archive for the ‘Programming’ Category
Two Column for Loop in bash
I had this interesting question the other day. Someone had a file with two columns of data in it. They wanted to assign each column to a different variable and then take action using those two variables. Here's the example I wrote for them:
IFS=$'n';
for LINE in $(cat data_file); do
V...
Categories: Programming
Interleave Two Lists of Variable Length (Python)
I was recently asked to take two lists and interleave them. Although I can not think of a scenario off the top of my head where this might be useful, it doesn't strike me as a completely silly thing to do. StackOverflow's top answer for this problem uses itertools.chain.from_iterable() and iterto...
Categories: Programming
Socket Timeouts in urllib2
One of my scripts that makes an API call has been failing silently lately. It appears that the connection is timing out, but I am not catching that particular error. So, I fixed that.
@@ -8,6 +8,7 @@
import os
import random
import shelve
+import socket
import sys
import time
import urllib2
...
Categories: Programming
Working Around EVE-KILL + Cloudflare Block
I've got some code that generates loss reports for EVE Online. It uses the EVE-KILL API and Python's urllib2 library. Near the end of October 2015, I noticed that my calls to the API were returning a 403: Forbidden error from the server. I didn't realize it at the time, but EVE-KILL uses Cloudfla...
Categories: Programming
UnicodeDecodeError: 'ascii' codec can't decode byte
Although I was getting this output in relation to one of my Jinja2 templates, it really isn't a Jinja2 problem.
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 69: ordinal not in range(128)
The bit of code here should be doing nothing more than printing a float:
'{:,.2f}'.for...
Categories: Programming
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