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How do I initialize a byte array in Java?
I have to store some constant values (UUIDs) in byte array form in java, and I'm wondering what the best way to initialize those static arrays would be. This is how I'm currently doing it, but I feel like there must be a better way.
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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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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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How to prevent rm from reporting that a file was not found?
...only because it happens to be a unique abbreviation for --force. The short form -f is clearer and more portable.
– Keith Thompson
May 28 '14 at 18:09
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Error: The processing instruction target matching “[xX][mM][lL]” is not allowed
...not XML, because an extra XML declaration prevents the XML from being well-formed. Use a text editor or open the file programmatically and operate on it as text to eliminate the stray <?xml ?> declaration before treating it as an XML file.
– kjhughes
Nov...