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What are the Ruby Gotchas a newbie should be warned about? [closed]
I have recently learned the Ruby programming language, and all in all it is a good language. But I was quite surprised to see that it was not as simple as I had expected. More precisely, the "rule of least-surprise" did not seem very respected to me (of course this is quite subjective). For examp...
How to use enums as flags in C++?
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The "correct" way is to define bit operators for the enum, as:
enum AnimalFlags
{
HasClaws = 1,
CanFly = 2,
EatsFish = 4,
Endangered = 8
};
inline AnimalFlags operator|(AnimalFlags a, AnimalFlags b)
{
return static_cast<Anim...
Get size of all tables in database
I have inherited a fairly large SQL Server database. It seems to take up more space than I would expect, given the data it contains.
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Chrome desktop notification example [closed]
...appear automatically after a few seconds
Service Worker notifications - a bit more complicated, but they can work in the background (even after the page is closed), are persistent, and support action buttons
The API call takes the same parameters (except for actions - not available on desktop noti...
Angular js init ng-model from default values
Say you have a form that has values loaded from database. How do you initialize ng-model?
14 Answers
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Safe integer parsing in Ruby
I have a string, say '123' , and I want to convert it to the integer 123 .
8 Answers
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Get the Query Executed in Laravel 3/4
...pretty neat. You can read for instructions on how to install in their repository.
Note for Laravel 5 users: You'll need to call DB::enableQueryLog() before executing the query. Either just above the line that runs the query or inside a middleware.
Laravel 3
In Laravel 3, you can get the last ex...
How to add a custom Ribbon tab using VBA?
...on which would carry a few buttons. I chanced on some resources addressing it via Google but all look dodgy and outrageously complicated.
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Cannot set content-type to 'application/json' in jQuery.ajax
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It would seem that removing http:// from the url option ensures the the correct HTTP POST header is sent.
I dont think you need to fully qualify the name of the host, just use a relative URL as below.
$.ajax({
type...
how to prevent “directory already exists error” in a makefile when using mkdir
...ectory already exists error" over and over even though I can easily ignore it.
12 Answers
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