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SQL Server Operating system error 5: “5(Access is denied.)”

I am starting to learn SQL and I have a book that provides a database to work on. These files below are in the directory but the problem is that when I run the query, it gives me this error: ...
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Limit the length of a string with AngularJS

... if (lastspace !== -1) { //Also remove . and , so its gives a cleaner result. if (value.charAt(lastspace-1) === '.' || value.charAt(lastspace-1) === ',') { lastspace = lastspace - 1; } value =...
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Find a file in python

... to implement a search for the file? A way that I can pass the file's name and the directory tree to search in? 9 Answers ...
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Python - doctest vs. unittest [closed]

I'm trying to get started with unit testing in Python and I was wondering if someone could explain the advantages and disadvantages of doctest and unittest. ...
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How many characters can a Java String have?

...teger.MAX_VALUE part of the spec of JVM dependant? – andandandand Jul 24 '09 at 20:40 6 Integer.M...
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Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use

... You can confirm this by going to http://localhost:8080 in your webbrowser and check if you get the Tomcat default home page or a Tomcat-specific 404 error page. Both are equally valid evidence that Tomcat runs fine; if it didn't, then you would have gotten a browser specific HTTP connection timeout...
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HorizontalAlignment=Stretch, MaxWidth, and Left aligned at the same time?

... You can set HorizontalAlignment to Left, set your MaxWidth and then bind Width to the ActualWidth of the parent element: <Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"> <StackPanel Name="C...
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jQuery: Check if div with certain class name exists

...uery can use to do the selection. Here's a test case where the div exists, and here's one where it doesn't exist. – T.J. Crowder Apr 26 '11 at 6:10 ...
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How to trigger event in JavaScript?

... You can use fireEvent on IE 8 or lower, and W3C's dispatchEvent on most other browsers. To create the event you want to fire, you can use either createEvent or createEventObject depending on the browser. Here is a self-explanatory piece of code (from prototype) th...
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What is the $? (dollar question mark) variable in shell scripting? [duplicate]

I'm trying to learn shell scripting, and I need to understand someone else's code. What is the $? variable hold? I can't Google search the answer because they block punctuation characters. ...