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Equivalent C++ to Python generator pattern
... >
{
// C++03
typedef void (PairSequence::*BoolLike)();
void non_comparable();
public:
// C++11 (explicit aliases)
using iterator_category = std::input_iterator_tag;
using value_type = std::pair<unsigned, unsigned>;
using reference = value_type const&;
using pointer = v...
Casting vs using the 'as' keyword in the CLR
...n exception if randomObject is non-null and
// refers to an object of an incompatible type. The cast is
// the best code if that's the behaviour you want.
TargetType convertedRandomObject = (TargetType) randomObject;
If randomObject might be an instance of TargetType and TargetType is a reference t...
how to use javascript Object.defineProperty
...unt (mutator) methods. The problem is that most of the members behave like common variables, just the discount needs special care here. But good design requires encapsulation of every data member to keep the code extensible. So you need to add lots of code that does nothing. This is also a bad desig...
Add Bootstrap Glyphicon to Input Box
...lyphicon with .fa
With Bootstrap:
As buffer points out, this can be accomplished natively within Bootstrap by using Validation States with Optional Icons. This is done by giving the .form-group element the class of .has-feedback and the icon the class of .form-control-feedback.
The simplest e...
How to export all data from table to an insertable sql format?
...s options is at the top level of the context menu Thanks to Daniel for the comment to update.
Select generate scripts
Click next
Choose tables
Click next
Click advanced
Scroll to Types of data to script - Called types of data to script in SMSS 2014 Thanks to Ellesedil for commenting
Select data only...
Is there a REAL performance difference between INT and VARCHAR primary keys?
...ng. Is using a natural key in for data consistency along side of the FK a common practice? My first thought was that the extra storage that would be required on large tables might not make it worthwhile. Any information is appreciated. FYI - I have a decent programming background but my SQL exper...
C++ Tuple vs Struct
...= std::tuple<int, int, double, std::string>;
We then use Celero to compare the performance of our simple struct and tuple. Below is the benchmark code and performance results collected using gcc-4.9.2 and clang-4.0.0:
std::vector<StructData> test_struct_data(const size_t N) {
std:...
Android: AsyncTask vs Service
...
In some cases it is possible to accomplish the same task with either an AsyncTask or a Service however usually one is better suited to a task than the other.
AsyncTasks are designed for once-off time-consuming tasks that cannot be run of the UI thread. A com...
Is it possible to force Excel recognize UTF-8 CSV files automatically?
...(or choose correct language character identifier)
Change the Delimiter to comma
Select where to import to and Finish
This way the special characters should show correctly.
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What are best practices for REST nested resources?
...kes sense to me.
Just because employees are accessible under department:
company/{companyid}/department/{departmentid}/employees
Doesn't mean they can't be accessible under company too:
company/{companyid}/employees
Which would return employees for that company. It depends on what is needed b...