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Find in Files: Search all code in Team Foundation Server

...eam Services (cloud version) include built-in support for searching across all your code and work items. You can do simple string searches like foo, boolean operations like foo OR bar or more complex language-specific things like class:WebRequest You can read more about it here: https://www.visu...
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Postgresql aggregate array

... Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1 SELECT s.name, array_agg(g.Mark) as marks FROM student s LEFT JOIN Grade g ON g.Student_id = s.Id GROUP BY s.Id By the way, if you are using Postgres 9.1, you don't need ...
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Website screenshots

... Sure you can, but you'll need to render the page with something. If you really want to only use php, I suggest you HTMLTOPS, which renders the page and outputs it in a ps file (ghostscript), then, convert it in a .jpg, .png, .pdf.. can be little slower with complex pages (and don't support all the ...
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Remove rows with all or some NAs (missing values) in data.frame

...G00000221312 0 1 2 3 2 na.omit is nicer for just removing all NA's. complete.cases allows partial selection by including only certain columns of the dataframe: > final[complete.cases(final[ , 5:6]),] gene hsap mmul mmus rnor cfam 2 ENSG00000199674 0 2 2 ...
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jQuery: more than one handler for same event

... Both handlers will run, the jQuery event model allows multiple handlers on one element, therefore a later handler does not override an older handler. The handlers will execute in the order in which they were bound. ...
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Is there a .NET/C# wrapper for SQLite? [closed]

...is the original SQLite database engine and a complete ADO.NET 2.0 provider all rolled into a single mixed mode assembly. It is a complete drop-in replacement for the original sqlite3.dll (you can even rename it to sqlite3.dll). Unlike normal mixed assemblies, it has no linker dependency on the .NE...
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What is the correct way of using C++11's range-based for?

...x << ' '; } the output is something like: [... copy constructor calls for vector<X> initialization ...] Elements: X copy ctor. 1 X copy ctor. 3 X copy ctor. 5 X copy ctor. 7 X copy ctor. 9 As it can be read from the output, copy constructor calls are made during range-based for l...
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What is a CSRF token ? What is its importance and how does it work?

...an application (Django, it so happens) and I just want an idea of what actually a "CSRF token" is and how it protects the data. Is the post data not safe if you do not use CSRF tokens? ...
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Convert decimal to hexadecimal in UNIX shell script

...e=16; 123456" | bc. So the way to deal with arbitrary numbers of integers all on one line is to put each number on its own line: tr ' ' '\015' <input | bc (map blanks to newlines). – Jonathan Leffler Dec 25 '08 at 20:40 ...
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Exit codes in Python

... What you're looking for in the script is calls to sys.exit(). The argument to that method is returned to the environment as the exit code. It's fairly likely that the script is never calling the exit method, and that 0 is the default exit code. ...