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Color in git-log

... default: the HEAD in cyan the remote branches in red the tag in green and can be changed through color.decorate config. But the git log --format don't offer a way to display specifically the HEAD or remotes or branch: all three are displayed through %d, with one color possible. Update May ...
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How to 'insert if not exists' in MySQL?

I started by googling, and found this article which talks about mutex tables. 10 Answers ...
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What is the 'page lifecycle' of an ASP.NET MVC page, compared to ASP.NET WebForms?

... of the bullet points you mentioned: Your master pages still exist in MVC and are used to provide a consistent layout to the site. not much new there. Your content pages will become views in the MVC world. They still provide the same content areas to your master pages. The eventhandling of webfor...
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How to get the process ID to kill a nohup process?

... When using nohup and you put the task in the background, the background operator (&) will give you the PID at the command prompt. If your plan is to manually manage the process, you can save that PID and use it later to kill the process i...
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What is string_view?

... The purpose of any and all kinds of "string reference" and "array reference" proposals is to avoid copying data which is already owned somewhere else and of which only a non-mutating view is required. The string_view in question is one such pro...
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Should I use encoding declaration in Python 3?

...ment, the text coding must be there, followed by either a : or = character and optional whitespace, followed by a recognised codec). Note that it only applies to how Python reads the source code. It doesn't apply to executing that code, so not to how printing, opening files, or any other I/O operat...
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What is the theoretical maximum number of open TCP connections that a modern Linux box can have

...a '64K' limit that is often cited, but that is per client per server port, and needs clarifying. Each TCP/IP packet has basically four fields for addressing. These are: source_ip source_port destination_ip destination_port < client > < server > Inside the...
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Error: Cannot pull with rebase: You have unstaged changes

...if you wanted to keep them. After pulling, you would then do git stash pop and your changes would be reapplied. git status also has how to get rid of changes depending on if the file is staged for commit or not. share ...
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How can I pass selected row to commandLink inside dataTable or ui:repeat?

...m using Primefaces in a JSF 2 application. I have a <p:dataTable> , and instead of selecting rows, I want the user to be able to directly execute various actions on individual rows. For that, I have several <p:commandLink> s in the last column. ...
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What is HEAD in Git?

...ges to point to the new one. The current HEAD is local to each repository, and is therefore individual for each developer. – Greg Hewgill Feb 20 '10 at 23:04 ...