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Django South - table already exists
...th and the first, initial migration created in other enviorment duplicates what you already have in your db. The solution is much easier here:
Fake the first migration:
./manage migrate myapp 0001 --fake
Roll with the rest of migrations:
./manage migrate myapp
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How to extract text from a PDF? [closed]
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what does -sDEVICE=txtwrite do? I don't understand much after reading How to Use Ghostscript | Selecting an output device
– Ooker
Apr 6 at 13:58
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How to check size of a file using Bash?
... size is under $minimumsize bytes
fi
In this case, it sounds like that's what you want.
But FYI, if you want to know how much disk space the file is using, you could use du -k to get the size (disk space used) in kilobytes:
file=file.txt
minimumsize=90
actualsize=$(du -k "$file" | cut -f 1)
if [...
Finding three elements in an array whose sum is closest to a given number
... in O(n3) -- that's the brute-force baseline. Is it possible to do better? What if we pick the tuples in a somewhat smarter way?
First, we invest some time to sort the array, which costs us an initial penalty of O(n log n). Now we execute this algorithm:
for (i in 1..n-2) {
j = i+1 // Start rig...
Error: Can't set headers after they are sent to the client
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+1 This is a great explanation, but what about the case when you use res.redirect()? I frequently run into this problem when the middleware is trying to redirect based on some condition. Should middleware not redirect, per your "Good Middleware" example?
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Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php
...our case, you can likely break the feed down into smaller chunks and parse what you need. Glad it works, but be careful.
– anonymous coward
Jun 11 '10 at 20:51
5
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How to reload a page using JavaScript
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what is the difference between location.reload() and window.location.reload() ?
– Raptor
Dec 20 '13 at 4:29
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Cannot overwrite model once compiled Mongoose
Not Sure what I'm doing wrong, here is my check.js
28 Answers
28
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How to perform file system scanning
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@peterSO : what does Readdir(-1) means? as the Readdir only accept string type, and based on the API documentation, a string can only not be NUL, and no other limitation.. and what is the return type of the "fi" in the Readdir how come ...
How to resize images proportionally / keeping the aspect ratio?
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Sorry, missing some mathematician logic… what's up when you need to increase it all (let's say, you're increasing maxHeight) ?
– Ben
Aug 25 '11 at 10:12
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