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In Python, using argparse, allow only positive integers
... positive integers, like the OP asked.
Note that in addition to the above forms, just a maximum is also possible with IntRange:
parser.add_argument('other', type=IntRange(imax=10)) # Must have other <= 10
share
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How can I start an interactive console for Perl?
...ry to get back old commands. This does not preserve state, however.
This form is most useful when you want to test "one little thing" (like when answering Perl questions). Often, I find these commands get scraped verbatim into a shell script or makefile.
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How to terminate the script in JavaScript?
... e.stopPropagation();
// e.preventDefault(); // Stop for the form controls, etc., too?
}
for (i=0; i < handlers.length; i++) {
window.addEventListener(handlers[i], function (e) {stopPropagation(e);}, true);
}
if (window.stop) {
window.stop();
}
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What's the main difference between Java SE and Java EE? [duplicate]
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Java SE (formerly J2SE) is the basic Java environment. In Java SE, you make all the "standards" programs with Java, using the API described here. You only need a JVM to use Java SE.
Java EE (formerly J2EE) is the enterprise edition o...
Specifying column name in a “references” migration
...would say ignore it, as it isn't a normal part of rails, you will get 0 performance out of it, as rails' default generated SQL queries take no advantage of it. link
– mschultz
Dec 4 '12 at 1:39
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Converting Long to Date in Java returns 1970
...ent a moment as seen in UTC. Internally, a count of nanoseconds since 1970-01-01T00:00Z.
.ofEpochSecond( 1_220_227_200L ) // Pass a count of whole seconds since the same epoch reference of 1970-01-01T00:00Z.
Know Your Data
People use various precisions in tracking time as a number since an epoc...
How to use knockout.js with ASP.NET MVC ViewModels?
...;
Why was document ready needed to make it work(see first edit for more information)
I do not understand yet why you need to use the ready event to serialize the model, but it seems that it is simply required (Not to worry about it though)
How do I do something like this if I am using the knockout ...
How do I get the number of days between two dates in JavaScript?
...input id="first" value="1/1/2000"/>
<input id="second" value="1/1/2001"/>
You should be aware that the "normal" Date APIs (without "UTC" in the name) operate in the local timezone of the user's browser, so in general you could run into issues if your user is in a timezone that you d...
What is a wrapper class?
... a class that "wraps" around something else, just like its name.
The more formal definition of it would be a class that implements the Adapter Pattern. This allows you to modify one set of APIs into a more usable, readable form. For example, in C#, if you want to use the native Windows API, it he...
Log4net does not write the log in the log file
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This was my rescue. Doing a desktop Forms project and putting log4net.Config.XmlConfigurator.Configure(); in main was not helping. Thanks
– Tomas Hesse
Feb 21 '19 at 12:47
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