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How can a Metro app in Windows 8 communicate with a backend desktop app on the same machine?
...on where you have the UI frontend built using the new Metro style of apps for windows 8, and would like it to communicate with a .NET application running on the desktop on the same local machine (e.g. a windows service app).
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When do you use Java's @Override annotation and why?
What are the best practices for using Java's @Override annotation and why?
27 Answers
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Actual meaning of 'shell=True' in subprocess
...So invoking the shell invokes a program of the user's choosing and is platform-dependent. Generally speaking, avoid invocations via the shell.
Invoking via the shell does allow you to expand environment variables and file globs according to the shell's usual mechanism. On POSIX systems, the shell...
How to choose the right bean scope?
... This is easier to understand if you are familiar with "under the covers" working of a basic servlet web application: How do servlets work? Instantiation, sessions, shared variables and multithreading.
@Request/View/Flow/Session/ApplicationScoped
A @RequestScoped bean lives as long as a single HTTP...
How do I expand the output display to see more columns of a pandas DataFrame?
Is there a way to widen the display of output in either interactive or script-execution mode?
19 Answers
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vim deleting backward tricks
...urrent backward to beginning of line
dw deletes current to end of current word (including trailing space)
db deletes current to beginning of current word
Read this to learn all the things you can combine with the 'd' command.
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How to parse/format dates with LocalDateTime? (Java 8)
Java 8 added a new java.time API for working with dates and times ( JSR 310 ).
7 Answers
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Can I use git diff on untracked files?
... possible to ask git diff to include untracked files in its diff output, or is my best bet to use git add on the newly created files and the existing files I have edited, then use:
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What is an xs:NCName type and when should it be used?
I ran one of my xml files through a schema generator and everything generated was what was expected, with the exception of one node:
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Regex for string contains?
What is the regex for simply checking if a string contains a certain word (e.g. 'Test')? I've done some googling but can't get a straight example of such a regex. This is for a build script but has no bearing to any particular programming language.
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