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What's the difference between the data structure Tree and Graph?

Academically speaking, what's the essential difference between the data structure Tree and Graph? And how about the tree based search and Graph based search? ...
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How do I wrap text in a pre tag?

... white-space:pre-line; (and all browser compatible flavors) seems more adequate in some cases (without tabs for instance) as it takes away the space at the beginning of the line (if there are some) – MediaVince Nov...
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What is the difference between a JavaBean and a POJO?

... Note that a JavaBean can be and usually is a POJO and many POJOs are actually JavaBeans. – Joachim Sauer Sep 8 '09 at 14:21 8 ...
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Removing “NUL” characters

...ty102.blogspot.ru/2010/04/findreplace-of-nul-objects-in-notepad.html Basically you need to replace \x00 characters with regular expressions share | improve this answer | fol...
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Gradients in Internet Explorer 9

...soft.com/testdrive/Graphics/CSSGradientBackgroundMaker/Default.html Note: all of these browsers also support rgb/rgba in place of hexadecimal notation. share | improve this answer | ...
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Remove Application Insight from application on Visual Studio 2013

...d only have to remove one extension and possibly one nuget package. Uninstall the Application Insights Tools for Visual Studio extension and remove the Application Telemetry SDK for Services nuget package. The telemetry package is installed along with Application Insights but must be removed separa...
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Threads vs Processes in Linux

... threads -- everything is simply a runnable task. * On Linux, the system call clone clones a task, with a configurable level of sharing, among which are: CLONE_FILES: share the same file descriptor table (instead of creating a copy) CLONE_PARENT: don't set up a parent-child relationship between t...
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Omit rows containing specific column of NA

...# 2 2 10 33 EDIT: Only return rows with no NAs If you want to eliminate all rows with at least one NA in any column, just use the complete.cases function straight up: DF[complete.cases(DF), ] # x y z # 2 2 10 33 Or if completeFun is already ingrained in your workflow ;) completeFun(DF, na...
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Are HTTP headers case-sensitive?

...case-sensitive.) If you trust the major browsers to abide by this, you're all set. BTW, unlike most of HTTP, methods (verbs) are case sensitive: 5.1.1 Method The Method token indicates the method to be performed on the resource identified by the Request-URI. The method is case-sens...
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Git: Show all of the various changes to a single line in a specified file over the entire git histor

... @Rob - thanks for this - small edit to your script though - putting just the filename only shows commits that just affect that file - if a commit referenced other files it is not listed – Adrian Cornish Sep 7 '12 ...