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Difference between float and decimal data type
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This is what I found when I had this doubt.
mysql> create table numbers (a decimal(10,2), b float);
mysql> insert into numbers values (100, 100);
mysql> select @a := (a/3), @b := (b/3), @a * 3, @b * 3 from numbers \G
*************************** 1. row ***...
How to check for a JSON response using RSpec?
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You can examine the response object and verify that it contains the expected value:
@expected = {
:flashcard => @flashcard,
:lesson => @lesson,
:success => true
}.to_json
get :action # replace with action name / ...
What is the main difference between Inheritance and Polymorphism?
I was presented with this question in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar quest...
Kotlin: how to pass a function as parameter to another?
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Use :: to signify a function reference, and then:
fun foo(m: String, bar: (m: String) -> Unit) {
bar(m)
}
// my function to pass into the other
fun buz(m: String) {
println("another message: $m")
}
// someone passing buz into foo
fun something() {
foo("hi", ::buz)
}
Since Ko...
How to format numbers? [duplicate]
I want to format numbers using JavaScript.
17 Answers
17
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?
...umns in Linq to SQL is a little different.
var query =
from t1 in myTABLE1List // List<TABLE_1>
join t2 in myTABLE1List
on new { t1.ColumnA, t1.ColumnB } equals new { t2.ColumnA, t2.ColumnB }
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You have to take advantage of anonymous types and compose a type for the mult...
Find out a Git branch creator
I want to find out who created a branch.
11 Answers
11
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Determining the size of an Android view at runtime
... animation to scale from the current size to the new size. This part must be done at runtime, since the view scales to different sizes depending on input from the user. My layout is defined in XML.
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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...t cast you should attempt to use. It does things like implicit conversions between types (such as int to float, or pointer to void*), and it can also call explicit conversion functions (or implicit ones). In many cases, explicitly stating static_cast isn't necessary, but it's important to note that ...
Passing an array as a function parameter in JavaScript
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Michał Perłakowski
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answered May 18 '10 at 9:44
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