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Compare double to zero using epsilon
Today, I was looking through some C++ code (written by somebody else) and found this section:
11 Answers
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How to unit test abstract classes: extend with stubs?
I was wondering how to unit test abstract classes, and classes that extend abstract classes.
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SQL Server Text type vs. varchar data type [closed]
I have variable length character data and want to store in SQL Server (2005) database. I want to learn some best practices about how to choose TEXT SQL type or choose VARCHAR SQL type, pros and cons in performance/footprint/function.
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Efficiency of purely functional programming
... Pippenger [1996], when comparing a Lisp system that is purely functional (and has strict evaluation semantics, not lazy) to one that can mutate data, an algorithm written for the impure Lisp that runs in O(n) can be translated to an algorithm in the pure Lisp that runs in O(n log n) time (based on ...
iOS 7: UITableView shows under status bar
...of text collisions. I've adjusted both the properties for Under top bars and Adjust scroll view insets which do actually stop it from scrolling under, but at the cost of keeping the top of the table view under. I've attempted to set the UITableView frame to offset by 20 pixels, but it doesn't ...
How do I echo and send console output to a file in a bat script?
I have a batch script that executes a task and sends the output to a text file. Is there a way to have the output show on the console window as well?
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Is there a shortcut to move between header and source file in VC++?
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In Visual Studio 2013 and later there is a default keyboard shortcut for this: Ctrl+K, Ctrl+O
(You will need to hold down Ctrl and type ko and then release Ctrl)
In earlier versions, see:
Visual Studio Macro to switch between CPP and H files
or...
When to use a linked list over an array/array list?
I use a lot of lists and arrays but I have yet to come across a scenario in which the array list couldn't be used just as easily as, if not easier than, the linked list. I was hoping someone could give me some examples of when the linked list is notably better.
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What do pty and tty mean?
I noticed there are many mentions of pty and tty in some opensource projects, could someone can tell me what do they mean and what is the difference between them? Thanks!
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Eclipse HotKey: how to switch between tabs?
... tabs as I can in pretty much every other tabbed program in OS X (⌘-Left and ⌘-Right).
Well, in March 2012, Arthur replied:
, I've just downloaded the latest version of Eclipse (3.7+). I've been able to bind "Previous/Next tab" to (⌘-Left and ⌘-Right) when in Editor, which I'm pr...