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Display help message with python argparse when script is called without any arguments
...simple one. Assume I have a program that uses argparse to process command line arguments/options. The following will print the 'help' message:
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Stop and Start a service via batch or cmd file?
...I script a bat or cmd to stop and start a service reliably with error checking (or let me know that it wasn't successful for whatever reason)?
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Why doesn't C++ have a garbage collector?
I'm not asking this question because of the merits of garbage collection first of all. My main reason for asking this is that I do know that Bjarne Stroustrup has said that C++ will have a garbage collector at some point in time.
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Why is the default value of the string type null instead of an empty string?
It's quite annoying to test all my strings for null before I can safely apply methods like ToUpper() , StartWith() etc...
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Return string without trailing slash
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To handle cases with multiple trailing slashes, you can use: return site.replace(/\/+$/, "");
– mikermcneil
Feb 21 '12 at 18:48
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Is there a version of JavaScript's String.indexOf() that allows for regular expressions?
In javascript, is there an equivalent of String.indexOf() that takes a regular expression instead of a string for the first first parameter while still allowing a second parameter ?
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How can I convert ArrayList to ArrayList?
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Since this is actually not a list of strings, the easiest way is to loop over it and convert each item into a new list of strings yourself:
List<String> strings = list.stream()
.map(object -> Objects.toString(obje...
Print all the Spring beans that are loaded
Is there a way to print all the spring beans that are loaded on startup?I am using Spring 2.0.
8 Answers
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Convert float to double without losing precision
I have a primitive float and I need as a primitive double. Simply casting the float to double gives me weird extra precision. For example:
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What does the CSS rule “clear: both” do?
What does the following CSS rule do:
5 Answers
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