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Why doesn't Java Map extend Collection?
...tion?
This was by design. We feel that
mappings are not collections and
collections are not mappings. Thus, it
makes little sense for Map to extend
the Collection interface (or vice
versa).
If a Map is a Collection, what are the
elements? The only reasonable answer
is "Key-va...
Sass negative variable value?
I have a couple of scss selectors where I use the same amount positive and negative, as in:
3 Answers
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
...se problems, but I'll try implementing it some other time.
Thanks to Rudi and jw013 for mentioning git filters and gitattributes.
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A non well formed numeric value encountered
I have a form that passes two dates (start and finish) to a PHP script that will add those to a DB. I am having problems validating this. I keep getting the following errors
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Managing constructors with many parameters in Java
...e("Spicoli")
.age(16)
.motto("Aloha, Mr Hand")
.buildStudent();
If we leave off a required field (presumably name is required) then we can have the Student constructor throw an exception.
And it lets us have default/optional arguments without need...
How to run Ruby code from terminal?
...o start the interactive Ruby environment, where you can type lines of code and see the results immediately.
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How to git log from all branches for the author at once?
...at the author did. So far, I have the script that wraps the following command:
2 Answers
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What does the regular expression /_/g mean?
...
The regex matches the _ character.
The g means Global, and causes the replace call to replace all matches, not just the first one.
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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
How to parse JSON data with jQuery / JavaScript?
...to set the contentType: 'application/json' setting in your $.ajax function and JSON serialize the data parameter, like that: data: JSON.stringify({ get_param: 'value' }). Then in your php script you would need to json decode to get back the original object.
– Darin Dimitrov
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