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When should I use UNSIGNED and SIGNED INT in MySQL?
...http://dev.mysql.com/doc/refman/5.6/en/integer-types.html
UNSIGNED ranges from 0 to n, while signed ranges from about -n/2 to n/2.
In this case, you have an AUTO_INCREMENT ID column, so you would not have negatives. Thus, use UNSIGNED. If you do not use UNSIGNED for the AUTO_INCREMENT column, your...
Best way to parse command-line parameters? [closed]
...tsbruce I just want to add to/modify your point--it would be most "proper" from a readability/maintainability to define listToOptionMap(lst:List[String]) with the function nextOption defined within that, with a final line saying return nextOption(Map(), lst). That said, I have to confess that I've ...
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd1 in position 2: ordinal not in range(128)
...eason for the error being that Python is trying to automatically decode it from the default encoding, ASCII, so that it can then encode it as he specified, to UTF-8. Since the data isn't valid ASCII, it doesn't work.
– agf
May 2 '12 at 0:26
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What is the difference between 'log' and 'symlog'?
...to understand with graphics and examples, so let's try them:
import numpy
from matplotlib import pyplot
# Enable interactive mode
pyplot.ion()
# Draw the grid lines
pyplot.grid(True)
# Numbers from -50 to 50, with 0.1 as step
xdomain = numpy.arange(-50,50, 0.1)
# Plots a simple linear function ...
Vertically align an image inside a div with responsive height
...idth:height = 16:9 */
}
Here is the Online Demo. Comment out the lines from the bottom and resize the panel to see the effect.
Also, we could apply the padding property to a dummy child or :before/:after pseudo-element to achieve the same result. But note that in this case, the percentage value...
String output: format or concat in C#?
...I'd go with the String.Format option, only because it makes the most sense from an architectural standpoint. I don't care about the performance until it becomes an issue (and if it did, I'd ask myself: Do I need to concatenate a million names at once? Surely they won't all fit on the screen...)
Con...
Priority queue in .Net [closed]
...
You might like IntervalHeap from the C5 Generic Collection Library. To quote the user guide
Class IntervalHeap<T> implements interface IPriorityQueue<T> using an interval heap stored as an array of pairs. The FindMin and
FindMax operations,...
How to download an entire directory and subdirectories using wget?
... //recursive Download
and
--no-parent // Don´t download something from the parent directory
If you don't want to download the entire content, you may use:
-l1 just download the directory (tzivi in your case)
-l2 download the directory and all level 1 subfolders ('tzivi/something' but ...
Trusting all certificates with okHttp
...e with current versions of OkHttp . With 3.1.1 it seems completely broken. From 3.1.2 onwards, X509TrustManager.getAcceptedIssuers() must return an empty array instead of null. For more information, see this commit (scroll down and see the notes under RealTrustRootIndex.java).
–...
How do I parse an ISO 8601-formatted date?
...ou're using Python 3.7, have a look at this answer about datetime.datetime.fromisoformat.
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