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Boolean.hashCode()
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In addition to all that's said above it can also be a small easter egg from developers:
true: 1231 => 1 + 2 + 3 + 1 = 7
7 - is a lucky number in European traditions;
false: 1237 => 1 + 2 + 3 + 7 = 13
13 (aka Devil's dozen) - unlucky number.
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Postgres: How to do Composite keys?
...lement a contraint like "CONSTRAINT no_duplicate_refences UNIQUE REFERENCE FROM tag_id TO (tag1, tag2, tag3)"?
– Léo Léopold Hertz 준영
Aug 17 '09 at 4:46
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What is the second parameter of NSLocalizedString()?
... the translation, that is you are giving a key to get corresponding string from the corresponding strings file.
The comment parameter enables developer to understand what the key represents...
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How to capitalize the first character of each word in a string
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WordUtils.capitalize(str) (from apache commons-text)
(Note: if you need "fOO BAr" to become "Foo Bar", then use capitalizeFully(..) instead)
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What is a clearfix?
...Better
Flexbox - Best (but limited browser support)
Flexbox is supported from Firefox 18, Chrome 21, Opera 12.10, and Internet Explorer 10, Safari 6.1 (including Mobile Safari) and Android's default browser 4.4.
For a detailed browser list see: https://caniuse.com/flexbox.
(Perhaps once its posi...
WPF Command Line
...you can call Console.WriteLine, but the output won't appear on the console from which you launched the app. I'm not sure what "Console" is in the context of a WPF application.
– Matt Hamilton
Nov 18 '09 at 1:55
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Unicode characters in URLs
... Re: IE not always displaying pretty IRIs - they are protecting users from homograph-based phishing attacks. Check out w3.org/International/articles/idn-and-iri (specifically the section 'Domain names-and phishing') and blogs.msdn.com/b/ie/archive/2006/07/31/684337.aspx
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C# Sortable collection which allows duplicate keys
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But you won't be able to remove any key from it.
– Shashwat
Jun 18 '14 at 20:37
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What is the difference between a WCF Service Application and a WCF Service Library?
....NET, or even a console application) and you'd just reference your library from your new host. Choosing a Service Application limits your host to just IIS/ASP.NET (though this might be ok for your purposes, but will limit the protocols you can use).
Edit: Changes in IIS since I wrote this allow fo...
How to retrieve inserted id after inserting row in SQLite using Python?
... The last_insert_rowid() function returns the ROWID of the last row insert from the database connection which invoked the function. The last_insert_rowid() SQL function is a wrapper around the sqlite3_last_insert_rowid() C/C++ interface function.
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