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Why does integer division in C# return an integer and not a float?
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While it is common for new programmer to make this mistake of performing integer division when they actually meant to use floating point division, in actual practice integer division is a very common operation. If you are assuming that people rare...
Only parameterless constructors and initializers are supported in LINQ to Entities
... where nalTmp.idDziecko == idDziec
select new Payments
{
Imie = nalTmp.Dziecko.Imie,
Nazwisko = nalTmp.Dziecko.Nazwisko,
Nazwa= nalTmp....
What's the difference between and in servlet
... pointless, it's just improperly named. Actually it configures support for new Spring MVC features such as declarative validation with @Valid, HTTP message conversion with @RequestBody/@ResponseBody, new field conversion architecture, etc.
– axtavt
Oct 20 '10 a...
How to pass values between Fragments
I am pretty new to using Fragments.
17 Answers
17
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Add a column to existing table and uniquely number them on MS SQL Server
...or SQL Server, this could be achieved as follows:
alter table Example
add NewColumn int identity(1,1)
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How to post pictures to instagram using API
... $sig = GenerateSignature($data);
$new_data = 'signed_body='.$sig.'.'.urlencode($data).'&ig_sig_key_version=4';
// Now, configure the photo
$conf = SendRequest('media/configure/', true, $new_data, $agent, true...
How to fix Python indentation
...mpty lines at the end of
files. Also ensure the last line ends
with a newline.
Have a look at that script for detailed usage instructions.
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When should I use Struct vs. OpenStruct?
...etty common pattern to use it as a "normal class": class Point < Struct.new(:x, :y); methods here; end
– tokland
Dec 22 '11 at 11:39
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Recommended way to insert elements into map [duplicate]
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Use insert if you want to insert a new element. insert will not
overwrite an existing element, and you can verify that there was no
previously exising element:
if ( !myMap.insert( std::make_pair( key, value ) ).second ) {
// Element already present...
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How to cast an object in Objective-C
...int i = (int)19.5f; // (precision is lost)
id someObject = [NSMutableArray new]; // you don't need to cast id explicitly
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