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Checking if a SQL Server login already exists

...name from master.dbo.syslogins where name = @loginName and dbname = 'PUBS') Begin Select @SqlStatement = 'CREATE LOGIN ' + QUOTENAME(@loginName) + ' FROM WINDOWS WITH DEFAULT_DATABASE=[PUBS], DEFAULT_LANGUAGE=[us_english]') EXEC sp_executesql @SqlStatement End ...
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How to check if a value exists in an array in Ruby

... Let me just note that internally, #include? still does perform looping. The coder is saved from writing the loop explicitly, though. I have added an answer that performs the task truly without looping. – Boris Stitnicky ...
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How to change JFrame icon [duplicate]

...ers how to use the image if it's a resource. :D – php_coder_3809625 Aug 16 '16 at 13:50 Example for the filepath: The ...
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Including all the jars in a directory within the Java classpath

Is there a way to include all the jar files within a directory in the classpath? 25 Answers ...
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How to add a button to UINavigationBar?

...= CGRectMake(0, 0, 32, 32); [button setImage:[UIImage imageNamed:@"settings_b.png"] forState:UIControlStateNormal]; [button addTarget:self action:@selector(openView) forControlEvents:UIControlEventTouchUpInside]; UIBarButtonItem *barButton=[[UIBarButtonItem alloc] init]; [barButton setCustomView:bu...
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Using PowerShell to write a file in UTF-8 without the BOM

...coding = New-Object System.Text.UTF8Encoding $False [System.IO.File]::WriteAllLines($MyPath, $MyRawString, $Utf8NoBomEncoding) share | improve this answer | follow ...
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reformat in vim for a nice column layout

...ion for this. Locate to the longest word and place cursor after it. Remove all the extra whitespace using dw and vertical movement. Example of this technique demonstrated below: I don't find myself needing to align things often enough to install another plugin, so this was my preferred way of a...
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Converting an int to a binary string representation in Java?

...2) specified by the second argument. Integer.toString(i, radix) Example_ private void getStrtingRadix() { // TODO Auto-generated method stub /* returns the string representation of the unsigned integer in concern radix*/ System.out.println("Binary eqivalent ...
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Difference between map and collect in Ruby?

I have Googled this and got patchy / contradictory opinions - is there actually any difference between doing a map and doing a collect on an array in Ruby/Rails? ...
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JavaScript variable number of arguments to function

Is there a way to allow "unlimited" vars for a function in JavaScript? 11 Answers 11 ...