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PostgreSQL error: Fatal: role “username” does not exist
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Use the operating system user postgres to create your database - as long as you haven't set up a database role with the necessary privileges that corresponds to your operating system user of the same name (h9uest in your case):
sudo -u postgres -i
As recommended here or here.
Th...
“used as value” in function call
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Read and parse a Json File in C#
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Based on @L.B.'s solution, the (typed as Object rather than Anonymous) VB code is
Dim oJson As Object = JsonConvert.DeserializeObject(File.ReadAllText(MyFilePath))
I should mention that this is quick and useful for constru...
Check if a number has a decimal place/is a whole number
... work:
num % 1 != 0
// 23 % 1 = 0
// 23.5 % 1 = 0.5
Note that this is based on the numerical value of the number, regardless of format. It treats numerical strings containing whole numbers with a fixed decimal point the same as integers:
'10.0' % 1; // returns 0
10 % 1; // returns 0
'10.5' % 1...
Styling twitter bootstrap buttons
...particularly beautiful solution. Please use the other solutions, which are based on LESS. Or customize bootstrap via the variable editor on their website.
– Jesper
May 28 '13 at 13:26
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How can you strip non-ASCII characters from a string? (in C#)
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For those who didn't catch it, this is a C# 4.0 LINQ-based solution. :)
– user29439
Jan 28 '10 at 20:49
7
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Best way to stress test a website [duplicate]
...of Selenium RC and also the founder of BrowserMob, which provides Selenium-based load testing. See browsermob.com for more info.
– Patrick Lightbody
Jun 19 '11 at 23:17
4
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Remove CSS from a Div using JQuery
...re I could write a half dozen classes to deal with this, or I could use my base class and #id do some math, and clear the inline style that the animation applies.
$(actpar).animate({top:0, opacity:1, duration:500}, function() {
$(this).css({'top':'', 'opacity':''});
});
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What exactly does @synthesize do?
...et using the dot notation: myObject.mapView. A property doesn't have to be based on an ivar, but most properties are. The @propertydeclaration simply tells the world that there is a property called mapView.
@synthesize mapView = mapView1;
This line tells the compiler to create a setter and getter ...
Set NOW() as Default Value for datetime datatype?
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Based on the answers provided, sounds like if you will not sacrifice DATETIME to be TIMESTAMP, then you must use triggers.
– Chris
Nov 30 '13 at 17:47
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