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A generic list of anonymous class

... okay cool, now we need an example of replacing the new {} lines with a select statement. var list = sourceList.Select( o => new { ...
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?

...d dirty way of handling for checking some data. I also admit that my own knowledge is lacking right now in defining functions in SQL. I was only interested in numbers between 1 and 5 digits, so I changed the regex to E'\\d{1,5}$'. – Bobort Oct 6 '16 at 14:25 ...
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How can I get Express to output nicely formatted HTML?

...idn't mention what version of Express it was for. – SnowInferno Oct 8 '14 at 22:33  |  show 4 more comments ...
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Blocks and yields in Ruby

... Good to know different ways to trigger a block. – LPing Jun 25 '15 at 0:11 add a comment  |...
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Encapsulation vs Abstraction?

...or the first time ever, it actually clicked in my head and made sense. I know it's been 3+ years since you posted this, but thank you. – Casey Crookston Oct 8 '15 at 14:39 1 ...
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How to check if a string contains a substring in Bash

...ash, and, of course Bash: stringContain() { [ -z "${2##*$1*}" ]; } Then now: $ if stringContain 'o "M3' 'echo "My String"';then echo yes;else echo no;fi no $ if stringContain 'o "M' 'echo "My String"';then echo yes;else echo no;fi yes ... Or if the submitted string could be empty, as pointed o...
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How to use concerns in Rails 4

The default Rails 4 project generator now creates the directory "concerns" under controllers and models. I have found some explanations about how to use routing concerns, but nothing about controllers or models. ...
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How do I get a file extension in PHP?

...uilt-in function to do that and not PHP (I am looking at Pythonistas right now :-)). In fact, it does exist, but few people know it. Meet pathinfo(): $ext = pathinfo($filename, PATHINFO_EXTENSION); This is fast and built-in. pathinfo() can give you other information, such as canonical path, depe...
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How do I display an alert dialog on Android?

..._demo); dialog.setTitle(R.string.dialog_title); dialog.show(); } Now create Layout XML dialog_demo.xml and create your UI/design. Here is a sample one I created for demo purposes: <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com...
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applicationWillEnterForeground vs. applicationDidBecomeActive, applicationWillResignActive vs. appli

... Revise some descriptions and links, 2019 for now. – tomjpsun Sep 20 '19 at 2:56 add a comment  |  ...