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Why is it impossible to build a compiler that can determine if a C++ function will change the value

...he variable is indeed modified. And that execution path is reached after a call to an external, non-deterministic function - so whole function is non-deterministic. For these 2 reasons, the compiler should take the pesimistic view and decide it does modify the variable. If the path to modifying the ...
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How to pass variable from jade template file to a script file?

... #{} is for escaped string interpolation which automatically escapes the input and is thus more suitable for plain strings rather than JS objects: script var data = #{JSON.stringify(data)} <script>var data = {"foo":"bar"} </script>...
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CSS content property: is it possible to insert HTML instead of Text?

... got it thanks, so I think I will have to pass this idea and go straight to js, cheers – zanona Dec 22 '10 at 0:25 6 ...
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Get file version in PowerShell

... Since PowerShell can call .NET classes, you could do the following: [System.Diagnostics.FileVersionInfo]::GetVersionInfo("somefilepath").FileVersion Or as noted here on a list of files: get-childitem * -include *.dll,*.exe | foreach-object { ...
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Add a common Legend for combined ggplots

...-box")]] lheight <- sum(legend$height) grid.arrange( do.call(arrangeGrob, lapply(plots, function(x) x + theme(legend.position="none"))), legend, ncol = 1, heights = unit.c(unit(1, "npc") - lheight, lheight)) } dsamp <- diamonds[sample(nrow(d...
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How can I find WPF controls by name or type?

... foundChild = (T)child; break; } } return foundChild; } Call it like this: TextBox foundTextBox = UIHelper.FindChild<TextBox>(Application.Current.MainWindow, "myTextBoxName"); Note Application.Current.MainWindow can be any parent window. ...
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Most efficient method to groupby on an array of objects

... (rv[v] = rv[v] || []).push(x); return rv; }, {}); ``` allowing callback functions to return a sorting criteria – y_nk Jul 6 '16 at 16:50 118 ...
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Why is MATLAB so fast in matrix multiplication?

...e solved. These basic operations were then standardized in a specification called: Basic Linear Algebra Subprograms (BLAS). Engineers could then call these standard, well-tested BLAS routines in their code, making their work much easier. BLAS: BLAS evolved from level 1 (the first version which def...
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Why is my Git Submodule HEAD detached from master?

... EDIT: See @Simba Answer for valid solution submodule.<name>.update is what you want to change, see the docs - default checkout submodule.<name>.branch specify remote branch to be tracked - default master OLD ANSWER: Personally I h...
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Reading large text files with streams in C#

...lock of bytes in memory used to cache data, thereby reducing the number of calls to the operating system. Buffers improve read and write performance. A buffer can be used for either reading or writing, but never both simultaneously. The Read and Write methods of BufferedStream automatically maintain...