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How to subtract a day from a date?
... Python datetime object is timezone-aware than you should be careful to avoid errors around DST transitions (or changes in UTC offset for other reasons):
from datetime import datetime, timedelta
from tzlocal import get_localzone # pip install tzlocal
DAY = timedelta(1)
local_tz = get_localzone() ...
How to make overlay control above all other controls?
...
If you are using a Canvas or Grid in your layout, give the control to be put on top a higher ZIndex.
From MSDN:
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" WindowTitle="ZIndex Sample">
<Canvas>
<Rectangle ...
Dark theme in Netbeans 7 or 8
...now available in NetBeans 8.0 & 8.1!
The Real Thing
This plugin provides the real Darcula, not an imitation.
Konstantin Bulenkov of the JetBrains company open-sourced the Darcula look-and-feel originally built for the IntelliJ IDE. This NetBeans plugin discussed here wraps that original impl...
Simple calculations for working with lat/lon and km distance?
... probably want a more complicated formula using the WGS84 reference ellipsoid (the model used for GPS). But the error is probably negligible for your purposes.
Source: http://en.wikipedia.org/wiki/Latitude
Caution: Be aware that latlong coordinates are expressed in degrees, while the cos function...
jQuery select all except first
...
$("div.test:not(:first)").hide();
or:
$("div.test:not(:eq(0))").hide();
or:
$("div.test").not(":eq(0)").hide();
or:
$("div.test:gt(0)").hide();
or: (as per @Jordan Lev's comment):
$("div.test").slice(1).hide();
and so on.
See:
http://a...
Operator overloading : member function vs. non-member function?
...
A common way to avoid making your non-member operators require friend is to implement them in terms of the operation-assignment operators (which will almost certainly be public members). For example, you could define T T::operator+=(const T &a...
Do we still need end slashes in HTML5?
...
img tags are Void Elements so they do not need an end tag.
Void elements
area, base, br, col, command, embed, hr, img, input, keygen, link, meta, param, source, track, wbr
...
Void elements only have a start tag; end tags must n...
If I fork someone else's private Github repo into my account, is it going to appear in my account as
...y fork any private repository you’ve added
them to without their own paid plan. Their forks do not count against
your private repository quota.
https://github.com/plans
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How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
...he same question + vscode, so it might help someone since the mappings are identical.
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How to close tag properly?
...mage tags, as you run across them.
Not overly worry about tags in legacy files that you do not touch, unless a particular need arises.
Here is a list of tags that should not be closed in HTML5:
<br> <hr> <input>
<img> <link> <source>
&l...