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Importing modules from parent folder
...ttribute is not always given. Instead of using os.path.abspath(__file__) I now suggested using the inspect module to retrieve the filename (and path) of the current file
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ASP.NET 2.0 - How to use app_offline.htm
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Update to previous comment: It's working now and must have been some kind of caching issue. I'd used <CTRL>+Refresh, but presumably it was being cached somewhere else.
– Squig
Mar 18 '13 at 12:23
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Python: using a recursive algorithm as a generator
...ontrivial constraints. The problem came with a natural recursive solution. Now it happens that, even for relatively small input, the sequences are several thousands, thus I would prefer to use my algorithm as a generator instead of using it to fill a list with all the sequences.
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What is the best method of handling currency/money?
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If you are using Postgres (and since we're in 2017 now) you might want to give their :money column type a try.
add_column :products, :price, :money, default: 0
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How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre
...ferences changed. The integer that used to reference the correct drawable now referenced either the incorrect drawable or none at all (none at all - causing this crash)
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How do you echo a 4-digit Unicode character in Bash?
... That's true. I discovered i was using LANG=C instead of LANG=en_US.UTF-8. Now my terminals in Gnome show the symbols properly... The real terminals (tty1-6) still don't though.
– trusktr
Oct 3 '12 at 0:09
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JavaScript exponents
...milar manner with python and matlab:
a**b // will rise a to the power b
Now it is already implemented in Edge14, Chrome52, and also it is available with traceur or babel.
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How do I download a file over HTTP using Python?
...e progress bar. It's cool, sure. There are several off-the-shelf solutions now, including tqdm:
from tqdm import tqdm
import requests
url = "http://download.thinkbroadband.com/10MB.zip"
response = requests.get(url, stream=True)
with open("10MB", "wb") as handle:
for data in tqdm(response.iter...
Why should the copy constructor accept its parameter by reference in C++?
...nstructor that takes another object by value or by reference. You already know why passing by value doesn't work, so the only way is passing by reference or const reference. If your "copy-constructor" would take a pointer to an object then the compiler's code would have to be object o(&other_obj...
Eclipse JPA Project Change Event Handler (waiting)
...I had the same problem and I ended up finding out that this seems to be a known bug in DALI (Eclipse Java Persistence Tools) since at least eclipse 3.8 which could cause the save action in the java editor to be extremly slow.
Since this hasn't been fully resolved in Kepler (20130614-0229) yet and ...