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Python argparse: Make at least one argument required
...tiple aspects of command line based program:
good design of command line
selecting/using proper parser
argparse offers a lot, but restricts possible scenarios and can become very complex.
With docopt things go much shorter while preserving readability and offering high degree of flexibility. If...
M_PI works with math.h but not with cmath in Visual Studio
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As suggested by user7860670, right-click on the project, select properties, navigate to C/C++ -> Preprocessor and add _USE_MATH_DEFINES to the Preprocessor Definitions.
That's what worked for me.
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Print only?
...I was able to solve this by using some additional display:none styling for selected items but perhaps a more general solution is achievable by some combination of also forcing heights, overflow:none and absolute positioning for all divs or something.
– Malcolm MacLeod
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Xcode stuck at “Your application is being uploaded”
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@Andru: you can select mysticboy59's answer as correct so this topic will be closed. He did put some effort into it.
– Rok Jarc
Nov 15 '13 at 9:11
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How do I find out which computer is the domain controller in Windows programmatically?
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@DorkyEngineer how about marking this as your selected answer?
– ErikE
Jan 4 '13 at 2:44
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Git: Discard all changes on a diverged local branch
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Dan Moulding's answer is safer. I think you should select that one.
– Daniel Apt
Jul 20 '15 at 10:34
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How to attach my repo to heroku app
...hboard.heroku.com/apps
Look at the plus sign on the top right corner then select
Create new app
Leave the application name blank to let heroku choose one for you.
Let say your heroku app name is new-app-xxxxx, so to test on adding a file in to it you may try the following command:
git clone http...
GetProperties() to return all properties for an interface inheritance hierarchy
...(new Type[] { type })
.Concat(type.GetInterfaces())
.SelectMany(i => i.GetProperties());
}
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Python/postgres/psycopg2: getting ID of row just inserted
... case you can use:
cursor.execute('INSERT INTO ........')
cursor.execute('SELECT LASTVAL()')
lastid = cursor.fetchone()['lastval']
Just in case it was useful for anyone!
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Mark parameters as NOT nullable in C#/.NET?
... where o.Value == null
select o;
bool paramsNull = nullParams.Count() > 0;
if (paramsNull)
{
StringBuilder sb = new StringBuilder();
foreach (var param in nullParams)
...