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How to vertically center a inside a div? [duplicate]

... position the child at top:50% with margin-top:-YYYpx, YYY being half the known height of the child.) share | improve this answer | follow | ...
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Equivalent of *Nix 'which' command in PowerShell?

...me) { Get-Command $name | Select-Object -ExpandProperty Definition } Now, when you reload your profile you can do this: PS C:\> which notepad C:\Windows\system32\notepad.exe share | impro...
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How to clear jQuery validation error messages?

... First of all, thanks! Had this working great for years, but now I've discovered a performance issue: showErrors does some DOM manipulation and it is called for every element in the form. The browser froze for a couple of seconds when using this code on a form with ~ 30 controls. Th...
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Dismissing a Presented View Controller

I have a theoretic question. Now İ'm reading Apple's ViewController guide. 13 Answers ...
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The object 'DF__*' is dependent on column '*' - Changing int to double

...e name, you can write special script(DropConstraint) to remove it without knowing it's name (was tested at EF 6.1.3): public override void Up() { DropConstraint(); AlterColumn("dbo.MyTable", "Rating", c => c.Double(nullable: false)); } private void DropConstraint() { Sql(@"DECLA...
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Find object in list that has attribute equal to some value (that meets any condition)

...t None stuff or whatever at this point, if you don't like exceptions. I know that generally in python list comprehensions are preferred or at least that is what I read, but I don't see the issue to be honest. Of course Python is not an FP language, but Map / Reduce / Filter are perfectly readable ...
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How can I find script's directory with Python? [duplicate]

...ich in most cases will be the same as the directory containing the script. Now if you compile your script to binary and then execute it, well, then sys.path[0] would refer to %temp% since exe runs from temp. At least this is the case on Windows. – user6037143 N...
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What can be the reasons of connection refused errors?

... @a'r How would you know the status of backlog? – Naveen Verma Jan 15 '19 at 12:31 ...
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Finding the index of an item in a list

...ist in order, until it finds a match. If your list is long, and you don't know roughly where in the list it occurs, this search could become a bottleneck. In that case, you should consider a different data structure. Note that if you know roughly where to find the match, you can give index a hint. F...
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Adjust list style image position?

... list items, which is a bit "off" if there are normal ones below. I don't know the independent solution, but depending on your image's width, this will improve that: "margin: 0 0 0 -7px;" – e-motiv May 8 '15 at 18:43 ...