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What is the point of function pointers?
...ss functor {
public:
functor(const std::string& prompt) : prompt_(prompt) {}
void operator()(int i) {std::cout << prompt_ << i << '\n';}
private:
std::string prompt_;
};
functor f("the answer is: ");
f(42);
Another advantage is that it is sometimes easier ...
What Does 'Then' Really Mean in CasperJS
...,
"function step2() { this.echo('this is step two'); }",
"function _step() { this.open(location, settings); }",
"function step3() { this.echo('this is step 3 (google.com is loaded)'); }"
]
Notice the _step() function which has been added automatically by CasperJS to load the url for us...
Is a one column table good design? [closed]
...
+1: The table is a set of values that happen to be primitive types of your RDBMS.
– S.Lott
Jun 7 '09 at 1:57
4
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Find nearest latitude/longitude with an SQL query
...serve as the primary key.
CREATE TABLE `markers` (
`id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`name` VARCHAR( 60 ) NOT NULL ,
`address` VARCHAR( 80 ) NOT NULL ,
`lat` FLOAT( 10, 6 ) NOT NULL ,
`lng` FLOAT( 10, 6 ) NOT NULL
) ENGINE = MYISAM ;
Populating the Table
After creating the ta...
Should you ever use protected member variables?
...a derived class, I change it from private to protected.
This hardly ever happens - I'm really not a fan at all of inheritance, as it isn't a particularly good way to model most situations. At any rate, carry on, no worries.
I'd say this is fine (and probably the best way to go about it) for the ma...
Is there ever a time where using a database 1:1 relationship makes sense?
...n it is because of performance reasons in the physical schema, but it can happen in the logic side as well if a large chunk of the data is expected to be "unknown" at the same time (in which case you have a 1:0 or 1:1, but no more).
As an example of a logical partition: you have data about an emplo...
How to do a Jquery Callback after form submit?
...swered Jul 18 '12 at 14:04
geeky_monstergeeky_monster
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...
Git: How to squash all commits on branch
...- non destructive and only oops moment may be checking in too much such as app secrets etc, which shouldn't matter if you have a proper gitignore file
– kkarakk
May 31 '19 at 6:41
...
In Perl, how can I read an entire file into a string?
... spew.
Path::Tiny gives even more convenience methods such as slurp, slurp_raw, slurp_utf8 as well as their spew counterparts.
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Setting the default Java character encoding
...Charset.defaultCharset() to find the current default encoding, and use the appropriate method or constructor overload to specify it.
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