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Ruby class instance variable vs. class variable
...n store something common to that class without having sub-classes automatically also get them (and vice-versa). With class variables, you have the convenience of not having to write self.class from an instance object, and (when desirable) you also get automatic sharing throughout the class hierarchy...
How to set environment variable or system property in spring tests?
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Thanks for this. The static thing didnt work but a small method with @BeforeClass worked !
– Midhun Agnihotram
Dec 30 '16 at 4:31
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Operator precedence with Javascript Ternary operator
...it also leaves a blank space at the beginning of the string if it was initially empty. I believe the point of the ternary operation is to produce a clean-looking string.
– JMTyler
Jun 21 '11 at 22:15
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Angularjs Template Default Value if Binding Null / Undefined (With Filter)
I have a template binding that displays a model attribute called 'date' which is a date, using Angular's date filter.
6 Ans...
How do emulators work and how are they written? [closed]
...mulation:
Interpretation
Dynamic recompilation
Static recompilation
With all of these paths, you have the same overall goal: execute a piece of code to modify processor state and interact with 'hardware'. Processor state is a conglomeration of the processor registers, interrupt handlers, etc for ...
git log of a single revision
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That will give you the commit log, and then you'll have full control over all the git logging options for your automation purposes. In your instance you said you wanted the change-set. The most human-readable way to accomplish that would be:
git log --name-status --diff-filter="[A|C|D|M|R|T]" -1 -...
Is it possible for a computer to “learn” a regular expression by user-provided examples?
...at most modern "regular expressions" used in programming languages are actually stronger than regular languages, and therefore sometimes harder to learn.
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Store output of subprocess.Popen call in a string
I'm trying to make a system call in Python and store the output to a string that I can manipulate in the Python program.
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How do I get a distinct, ordered list of names from a DataTable using LINQ?
...umn. I want to generate a collection of the unique names ordered alphabetically. The following query ignores the order by clause.
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Is there a MySQL command to convert a string to lowercase?
...of keywords that are presently mixed-case. However, I want to convert them all to lowercase. Is there an easy command to do this, either using MySQL or MySQL and PHP?
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