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How to programmatically take a screenshot on Android?
How can I take a screenshot of a selected area of phone-screen not by any program but from code?
24 Answers
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in a “using” block is a SqlConnection closed on return or exception?
First question:
Say I have
7 Answers
7
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raw vs. html_safe vs. h to unescape html
Suppose I have the following string
6 Answers
6
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Check if an element's content is overflowing?
What's the easiest way to detect if an element has been overflowed?
14 Answers
14
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How to delete a file or folder?
How do I delete a file or folder in Python?
13 Answers
13
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What are the differences between delegates and events?
What are the differences between delegates and an events? Don't both hold references to functions that can be executed?
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Converting strings to floats in a DataFrame
How to covert a DataFrame column containing strings and NaN values to floats. And there is another column whose values are strings and floats; how to convert this entire column to floats.
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Unicode equivalents for \w and \b in Java regular expressions?
Many modern regex implementations interpret the \w character class shorthand as "any letter, digit, or connecting punctuation" (usually: underscore). That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig .
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Get line number while using grep
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
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Should I use @EJB or @Inject
I have found this question: What is the difference between @Inject and @EJB but I did not get any wiser. I have not done Java EE before nor do I have experience with dependency injection so I do not understand what I should use?
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