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Quickly create a large file on a Linux system
...llocate is not supported by ext3 either. bugzilla.redhat.com/show_bug.cgi?id=563492
– Eddie
Jul 7 '14 at 13:43
3
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“Inner exception” (with traceback) in Python?
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@GlennMaynard it is a pretty old question, but the middle argument of the raise is the value to pass to the exception (in case the first argument is an exception class and not an instance). So if you want to swap exceptions, instead of doing raise MyException(str(e)), None, sy...
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?
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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 ...
How do I edit an existing tag message in git?
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The <tag name>^{} thing didn't work for me. After some searching I determined that this is a Windows thing: cmd.exe uses ^ as a shell escape, so you need to double it up.
– Karl Knechtel
Aug 13 at 16:13
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Why is there no Constant feature in Java?
I was trying to identify the reason behind constants in Java
I have learned that Java allows us to declare constants by using final keyword.
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What is the difference between fastcgi and fpm?
...fpm is that one APC cache can be shared across multiple processes. With fcgid, the APC cache is per-process. Using fpm can result in big memory savings, which allow you to use that saved memory to spawn more processes, and serve more traffic.
– cam8001
Jun 18 '...
Operator overloading : member function vs. non-member function?
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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...
Preserve line endings
... files in binary mode, thus not requesting this special processing and considering lines to end at a line feed.`
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Do we still need end slashes in HTML5?
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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
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Void elements only have a start tag; end tags must n...