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In-place edits with sed on OS X

I'd like edit a file with sed on OS X. I'm using the following command: 6 Answers 6 ...
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Pinging servers in Python

In Python, is there a way to ping a server through ICMP and return TRUE if the server responds, or FALSE if there is no response? ...
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TSQL - How to use GO inside of a BEGIN .. END block?

...IN = 1x' END END TRY BEGIN CATCH PRINT 'Error occurred on line ' + cast(ERROR_LINE() as varchar(10)) + ' of ' + 'statement # ' + cast(@statementNo as varchar(10)) + ': ' + ERROR_MESSAGE() -- error occurred, so rollback the transaction ROLLBACK END CATCH -- if we were ...
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Redirecting to URL in Flask

I'm new to Python and Flask and I'm trying to do the equivalent of Response.redirect as in C# - ie: redirect to a specific URL - how do I go about this? ...
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How to get a function name as a string?

...the above error, consider: import inspect import types from typing import cast this_function_name = cast(types.FrameType, inspect.currentframe()).f_code.co_name share | improve this answer ...
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Upgrade Node.js to the latest version on Mac OS

...w I want to upgrade it to the latest Node.js v0.8.1. But after downloading and installing the latest package file from nodejs.org, I found that system is still using v0.6.16 instead of v0.8.1 when I typed "node -v" in a terminal. Is there any step that I have missed? Or, should I thoroughly uninstal...
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Using Caps Lock as Esc in Mac OS X

...he System Preferences, choose Keyboard, then the Keyboard Tab (first tab), and click Modifier Keys: In the popup dialog set Caps Lock Key to No Action: 2) Now, click here to download Seil and install it: 3) After the installation you will have a new Application installed ( Mountain Lion an...
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Does Java read integers in little endian or big endian?

...oes exactly what you tell it, there's no ambiguity. In C you could always cast a "byte*" to a "long*" and de-reference it. Then you'd have to care about endianess. In Java there's no direct, ambiguous way to do that. – Joachim Sauer Dec 12 '08 at 22:02 ...
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How can I deserialize JSON to a simple Dictionary in ASP.NET?

...Does this also work when youre values are integers. Are they automatically casted to 'strings'? – Highmastdon Jun 13 '12 at 13:56 60 ...
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Difference between Covariance & Contra-variance

... covariance exists within the implementation where a DuckEgg is implicitly cast to the BirdEgg out/return type? Either way, please clear my confusion. – Suamere Dec 10 '15 at 21:36 ...