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How can I test https connections with Django as easily as I can non-https connections using 'runserv
...nnections, and one for SSL connections):
stunnel4 stunnel/dev_https &
python manage.py runserver&
HTTPS=1 python manage.py runserver 8001
Let's break this down, line-by-line:
Line 1: Starts stunnel and point it to the configuration file we just created. This has stunnel listen on port ...
What is the difference between a 'closure' and a 'lambda'?
...ten as binding a lambda to a variable internally. In other languages, like Python, there are some (rather needless) distinctions between them, but they behave the same way otherwise.
A closure is any function which closes over the environment in which it was defined. This means that it can access v...
Reducing memory usage of .NET applications?
...Datareader, loading the contents into a DataTable just to write it into an XML file. You can easily run into an OutOfMemoryException. OTOH, you could use an XmlTextWriter and scroll through the Datareader, emitting XmlNodes as you scroll through the database cursor.
That way, you only have the curre...
How to escape text for regular expression in Java
... this appears to be the default way to do i18n in Spring Framework. I put XML tags, as placeholders, into the strings and I use replaceAll() to replace the XML tags with the values at runtime.
I ran into an issue where a user input a dollars-and-cents figure, with a dollar sign. replaceAll() chok...
How to remove focus without setting focus to another control?
...s();
in connection with the following parameters on the root view.
<?xml
android:focusable="true"
android:focusableInTouchMode="true"
android:descendantFocusability="beforeDescendants" />
https://developer.android.com/reference/android/view/ViewGroup#attr_android:descendantFoc...
Open firewall port on CentOS 7
... service file.
For example, you can create /etc/firewalld/services/foobar.xml:
<?xml version="1.0" encoding="utf-8"?>
<service>
<short>FooBar</short>
<description>
This option allows you to create FooBar connections between
your computer and mobile device....
How do I use floating-point division in bash?
... 1/3 | node -p
octave
echo 1/3 | octave
perl
echo print 1/3 | perl
python2
echo print 1/3. | python2
python3
echo 'print(1/3)' | python3
R
echo 1/3 | R --no-save
with cleaned up output:
echo 1/3 | R --vanilla --quiet | sed -n '2s/.* //p'
ruby
echo print 1/3.0 | ruby
wcalc
ech...
Get url parameters from a string in .NET
...());
DecodeQueryParametersTest("http://test/test.html?key=bla/blub.xml", new Dictionary<string, string> { { "key", "bla/blub.xml" } });
DecodeQueryParametersTest("http://test/test.html?eins=1&zwei=2", new Dictionary<string, string> { { "eins", "1" }, { "zwei", "2" } }...
Profiling Django
..., and if my profiling middleware notices that a flag has been set, it uses Python's hotshot module like this:
def process_view(self, request, view_func, view_args, view_kwargs):
# setup things here, along with: settings.DEBUG=True
# to get a SQL dump in connection.queries
profiler...
How to write a foreach in SQL Server?
...TBL + ']'')
)
SELECT
@DECLARE = STUFF((SELECT A + B + C FROM X FOR XML PATH('''')), 1, 1, '''')
, @INTO = ''--Read the next line
FETCH NEXT FROM MY_CURSOR INTO '' + STUFF((SELECT A + '''' FROM X FOR XML PATH('''')), 1, 1, '''')'
DECLARE @DECLARE NVARCHAR(MAX), @INTO NVARCHAR(MAX)
EXEC S...