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How do I use floating-point division in bash?

I am trying to divide two image widths in a Bash script, but bash gives me 0 as the result: 18 Answers ...
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How to initialize const member variable in a class?

When I am trying to initialize the const member variable t with 100. But it's giving me the following error: 11 Answers ...
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How to list the tables in a SQLite database file that was opened with ATTACH?

..._MASTER table for the "main" database. Consequently, if you used ATTACH some_file.db AS my_db; then you need to do SELECT name FROM my_db.sqlite_master WHERE type='table'; Note that temporary tables don't show up with .tables either: you have to list sqlite_temp_master for that: SELECT name F...
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Show a Form without stealing focus?

... add a comment  |  70 ...
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Tick symbol in HTML/XHTML

...3;]) ✔ (0x2714 [HTML decimal: ✔]) Edit: There seems to be some confusion about the first symbol here, ☐ / 0x2610. This is an empty (unchecked) checkbox, so if you see a box, that's the way it's supposed to look. It's the counterpart to ☑ / 0x2611, which is the checked version. ...
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DbEntityValidationException - How can I easily tell what caused the error?

I have a project that uses Entity Framework. While calling SaveChanges on my DbContext , I get the following exception: ...
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How to prevent blank xmlns attributes in output from .NET's XmlDocument?

When generating XML from XmlDocument in .NET, a blank xmlns attribute appears the first time an element without an associated namespace is inserted; how can this be prevented? ...
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Get class list for element with jQuery

...hrough or assign to an array all of the classes that are assigned to an element? 17 Answers ...
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ValidateRequest=“false” doesn't work in Asp.Net 4

...in web.config <system.web> <compilation debug="true" targetFramework="4.0" /> <httpRuntime requestValidationMode="2.0" /> </system.web> MSDN information: HttpRuntimeSection.RequestValidationMode Property ...
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C/C++ line number

... an integer representing the current line number and by the current file name. Others preprocessor variables : __func__ : function name (this is part of C99, not all C++ compilers support it) __DATE__ : a string of form "Mmm dd yyyy" __TIME__ : a string of form "hh:mm:ss" Your code will be : ...