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Convert.ChangeType() fails on Nullable Types

...DateTime>("field3"); I wrote a series of blog posts including this at http://www.endswithsaurus.com/2010_07_01_archive.html (Scroll down to the Addendum, @JohnMacintyre actually spotted the bug in my original code which led me down the same path you're on now). I have a couple of small modific...
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What does the C++ standard state the size of int, long type to be?

... value of the CHAR_BIT macro that defines the number of bits in a byte. In all but the most obscure platforms it's 8, and it can't be less than 8. One additional constraint for char is that its size is always 1 byte, or CHAR_BIT bits (hence the name). This is stated explicitly in the standard. The C...
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Disable migrations when running unit tests in Django 1.7

... syncdb did in 1.6. I defined a new settings module just for unit tests called "settings_test.py", which imports * from the main settings module and adds this line: MIGRATION_MODULES = {"myapp": "myapp.migrations_not_used_in_tests"} Then I run tests like this: DJANGO_SETTINGS_MODU...
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Random color generator

...#colorpad").css("background-color", getRandomColor()); } <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <div id="colorpad" style="width:300px;height:300px;background-color:#000"> </div> <button onclick="setRandomColor()">...
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How do you unit test a Celery task?

... That works except on tasks which use a HttpDispatchTask - docs.celeryproject.org/en/latest/userguide/remote-tasks.html where I have to set celery.conf.CELERY_ALWAYS_EAGER = True but even with also setting celery.conf.CELERY_IMPORTS = ('celery.task.http') the test ...
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How do I load the contents of a text file into a javascript variable?

I have a text file in the root of my web app http://localhost/foo.txt and I'd like to load it into a variable in javascript.. in groovy I would do this: ...
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What's the difference between deque and list STL containers?

What is the difference between the two? I mean the methods are all the same. So, for a user, they work identically. 8 Answ...
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Export specific rows from a PostgreSQL table as INSERT SQL script

....5.3, and my create statement was the same as yours except create view.... All I get in the output is the usual pg_dump comments and SET statements. Not sure where I'm going wrong. – poshest Nov 20 '16 at 15:19 ...
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How to read if a checkbox is checked in PHP?

... this is the really good form to do this in pure simple php. but have to note that the value of a checkbox is string on when it is activated an a inexisting value if it is checked. – Elvis Technologies ...
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Send POST data on redirect with JavaScript/jQuery? [duplicate]

... Construct and fill out a hidden method=POST action="http://example.com/vote" form and submit it, rather than using window.location at all. share | improve this answer ...