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Stop and Start a service via batch or cmd file?

How can I script a bat or cmd to stop and start a service reliably with error checking (or let me know that it wasn't successful for whatever reason)? ...
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What does a space mean in a CSS selector? i.e. What is the difference between .classA.classB and .cl

... .classA.classB refers to an element that has both classes A and B (class="classA classB"); whereas .classA .classB refers to an element with class="classB" descended from an element with class="classA". Edit: Spec for reference: Attribute Selectors (See section 5.8.3 Class Selectors)...
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Is quitting an application frowned upon?

Moving on in my attempt to learn Android, I just read the following : 40 Answers 40 ...
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How to check if a String contains only ASCII?

... 0x20 (space) such as tabs, line-feed / return but also BEL with code 0x07 and DEL with code 0x7F. This code incorrectly uses characters rather than code points, even if code points are indicated in the comments of earlier versions. Fortunately, the characters required to create code point with a v...
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mingw-w64 threads: posix vs win32

I'm installing mingw-w64 on Windows and there are two options: win32 threads and posix threads. I know what is the difference between win32 threads and pthreads but I don't understand what is the difference between these two options. I doubt that if I will choose posix threads it will prevent me fro...
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What is the instanceof operator in JavaScript?

... instanceof The Left Hand Side (LHS) operand is the actual object being tested to the Right Hand Side (RHS) operand which is the actual constructor of a class. The basic definition is: Checks the current object and returns true if the object is o...
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“From View Controller” disappears using UIViewControllerContextTransitioning

I got one problem and i have described it below. 17 Answers 17 ...
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How to scroll HTML page to given anchor?

... answered Jul 3 '10 at 1:24 Armando Pérez MarquésArmando Pérez Marqués 4,88133 gold badges2727 silver badges4040 bronze badges ...
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How to use HTML to print header and footer on every printed page of a document?

Is it possible to print HTML pages with custom headers and footers on each printed page? 17 Answers ...
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What is pseudopolynomial time? How does it differ from polynomial time?

... To understand the difference between polynomial time and pseudopolynomial time, we need to start off by formalizing what "polynomial time" means. The common intuition for polynomial time is "time O(nk) for some k." For example, select...