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Should you declare methods using overloads or optional parameters in C# 4.0?
I was watching Anders' talk about C# 4.0 and sneak preview of C# 5.0 , and it got me thinking about when optional parameters are available in C# what is going to be the recommended way to declare methods that do not need all parameters specified?
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Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
...you might tack something else on to the CFBundleVersion, maybe another dot and integer.
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Saving results with headers in Sql Server Management Studio
...t) > Include columns headers in the result set
You might need to close and reopen SSMS after changing this option.
On the SQL Editor Toolbar you can select save to file without having to restart SSMS
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
What is the difference between parseInt(string) and Number(string) in JavaScript?
6 Answers
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How to change folder with git bash?
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The command is:
cd /c/project/
Tip:
Use the pwd command to see which path you are currently in, handy when you did a right-click "Git Bash here..."
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SignalR: Why choose Hub vs. Persistent Connection?
I've been searching and reading up on SignalR recently and, while I see a lot of explanation of what the difference is between Hubs and Persistent Connections I haven't been able to get my head around the next level, which is why would I choose one approach over the other?
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How can I sharpen an image in OpenCV?
... Wikipedia article on unsharp masking:
You use a Gaussian smoothing filter and subtract the smoothed version from the original image (in a weighted way so the values of a constant area remain constant).
To get a sharpened version of frame into image: (both cv::Mat)
cv::GaussianBlur(frame, image, cv:...
Open new Terminal Tab from command line (Mac OS X)
Is it possible to open a new tab in Mac OS X's terminal from the command line in a currently opened tab?
13 Answers
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How to convert Linux cron jobs to “the Amazon way”?
...s their response:
Tom
I did a quick poll of some of my colleagues and came up empty on the
cron, but after sleeping on it I realised the important step may be
limited to locking. So I looked for "distributed cron job locking"
and found a reference to Zookeeper, an Apache project.
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Function return value in PowerShell
...ere are two main ideas to wrap your head around:
All output is captured, and returned
The return keyword really just indicates a logical exit point
Thus, the following two script blocks will do effectively the exact same thing:
$a = "Hello, World"
return $a
$a = "Hello, World"
$a
return
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