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Cannot open backup device. Operating System error 5
Below is the query that I am using to backup (create a .bak ) my database.
21 Answers
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Getting A File's Mime Type In Java
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edited Jul 26 '13 at 23:49
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Does a foreign key automatically create an index?
...thing akin to an index in the child table. I have a hard time believing this to be true, but can't find much out there related specifically to this.
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Formatting Decimal places in R
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Background: Some answers suggested on this page (e.g., signif, options(digits=...)) do not guarantee that a certain number of decimals are displayed for an arbitrary number. I presume this is a design feature in R whereby good scientific practice involves showing a...
When to use cla(), clf() or close() for clearing a plot in matplotlib?
...ierarchical order in which a figure window contains a figure which may consist of many axes. Additionally, there are functions from the pyplot interface and there are methods on the Figure class. I will discuss both cases below.
pyplot interface
pyplot is a module that collects a couple of functio...
C# member variable initialization; best practice?
Is it better to initialize class member variables on declaration
7 Answers
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Where can I find Android source code online? [closed]
...rce code for any android source application(e.g.the contact application) ? Is the only way to go to download all there is?
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Linq to Entities join vs groupjoin
...still cant find a simple answer. Can someone please explain (in simple English) what a GroupJoin is? How is it different from a regular inner Join ? Is it commonly used? Is it only for method syntax? What about query syntax? A c# code example would be nice.
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
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DIFFERENCE:-
The difference between the two settings is in the response to
disconnecting a relationship. For example, such as when setting the
address field to null or to another Address object.
If orphanRemoval=true is specified the disconnected Address instance ...
How can I use grep to find a word inside a folder?
...d by a wildcard character
-r Recursively search subdirectories listed
. Directory for search (current directory)
grep -nr 'MobileAppSer*' . (Would find MobileAppServlet.java or MobileAppServlet.class or MobileAppServlet.txt; 'MobileAppASer*.*' is another way to do the same ...