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What is the difference between 127.0.0.1 and localhost
...hen (intelligent) software will just turn that directly into an IP address and use it. Some implementations of gethostbyname will detect the dotted format (and presumably the equivalent IPv6 format) and not do a lookup at all.
Otherwise, the name has to be resolved. And there's no guarantee that yo...
Can two applications listen to the same port?
Can two applications on the same machine bind to the same port and IP address? Taking it a step further, can one app listen to requests coming from a certain IP and the other to another remote IP?
I know I can have one application that starts off two threads (or forks) to have similar behavior, but...
Auto increment primary key in SQL Server Management Studio 2012
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Make sure that the Key column's datatype is int and then setting identity manually, as image shows
Or just run this code
-- ID is the name of the [to be] identity column
ALTER TABLE [yourTable] DROP COLUMN ID
ALTER TABLE [yourTable] ADD ID INT IDENTITY(1,1)
the co...
How do I change Bootstrap 3 column order on mobile layout?
...a top fixed navbar. Underneath I have two columns, one for a sidebar (3), and one for content (9). Which on desktop looks like this
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Are “while(true)” loops so bad? [closed]
...ed to read: it's got an extra else block, the actOnInput is more indented, and if you're trying to work out what happens when testCondition returns true, you need to look carefully through the rest of the block to check that there isn't something after the else block which would occur whether runnin...
Disable Interpolation when Scaling a
...ords, this has everything to do with interpolation of scaled elements , and nothing to do with antialiasing of graphics being drawn on a canvas. I'm not concerned with how the browser draws lines; I care about how the browser renders the canvas element itself when it is scaled up.
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How to request Google to re-crawl my website? [closed]
...title in Google's search results. How can I show it with the correct title and description?
5 Answers
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How to filter specific apps for ACTION_SEND intent (and set a different text for each app)
...lp. I would like to provide the ability to share within an app. Following Android Dev Alexander Lucas' advice , I'd prefer to do it using intents and not using the Facebook/Twitter APIs.
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How to calculate time elapsed in bash script?
I print the start and end time using date +"%T" , which results in something like:
20 Answers
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Why does my application spend 24% of its life doing a null check?
I've got a performance critical binary decision tree, and I'd like to focus this question on a single line of code. The code for the binary tree iterator is below with the results from running performance analysis against it.
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