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How to detect if a stored procedure already exists
..., properly implemented systems don't rely on user privilege to touch a database, that's what service accounts are for, and service level security should be applicable database-wide, this way DBAs don't have to spend time and money tweaking security on individual sprocs.
– Shaun...
Maven build failed: “Unable to locate the Javac Compiler in: jre or jdk issue”
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Based on Compiling Sources Using A Different JDK, you will have to set the fork to true in your pom.xml file.
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if/else in a list comprehension
...kinds of situations where you want to choose between two expression values based on some condition. This does the same as the ternary operator ?: that exists in other languages. For example:
value = 123
print(value, 'is', 'even' if value % 2 == 0 else 'odd')
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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
Based on the examples from this page , I have the working and non-working code samples below.
14 Answers
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Android emulator doesn't take keyboard input - SDK tools rev 20
...rtant configuration settings below:
If you notice that the soft (screen-based) main keys Back, Home, etc. are missing from your emulator you can set hw.mainKeys=no to enable them.
Original answer
Even though the developer documentation says keyboard support is enabled by default it doesn't se...
How can I put strings in an array, split by new line?
I have a string with line breaks in my database. I want to convert that string into an array, and for every new line, jump one index place in the array.
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Why is there no Convert.toFloat() method?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Drop unused factor levels in a subsetted data frame
...data: to automatically download and install the perl". Use droplevels from baseR (stackoverflow.com/a/17218028/9295807)
– Vrokipal
Jun 20 '18 at 19:12
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What is the purpose of “&&” in a shell command?
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&& lets you do something based on whether the previous command completed successfully - that's why you tend to see it chained as do_something && do_something_else_that_depended_on_something.
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console.log javascript [Function]
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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