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Rails params explained?
.... You can think normal rails requests as GET requests, when you browse the site, if it helps.
When you submit a form, the control is thrown back to the application. How do you get the values you have submitted to the form? params is how.
About your code. @vote = Vote.new params[:vote] creates new...
npm install error - MSB3428: Could not load the Visual C++ component “VCBuild.exe”
...ally:
$ npm install node-gyp@latest
here worked, the answer is from this site
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Android: combining text & image on a Button or ImageButton
...h displays a icon in the left side of the button and the text at the right site of the icon vertical centered.
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Tables instead of DIVs [duplicate]
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It's interesting to see where the big sites use tables. Get the WebDeveloper plugin for Firefox and use the feature that lets you outline tables. Then go to the big sites. You'll see tables in some interesting places. For example, Amazon has a table that shows a ...
C++ display stack trace on exception
...ktrace with demangled names using the following code [link to the original site].
Note, this solution is specific to Linux. It uses GNU's libc functions backtrace()/backtrace_symbols() (from execinfo.h) to get the backtraces and then uses __cxa_demangle() (from cxxabi.h) for demangling the backtrac...
Why not use tables for layout in HTML? [closed]
...s right that this argument lacks a certain scientific rigour.
Most web sites that need an upgrade need new content (html) as well. Scenarios where a new version of a web site only needs a new css file are not very likely.
Not at all. I've worked on several cases where changing the design was s...
How to find a Java Memory Leak
...that case, it helps to know your way around the hprof dump file.
Look for SITES BEGIN. This shows you what objects are using the most memory. But the objects aren't lumped together solely by type: each entry also includes a "trace" ID. You can then search for that "TRACE nnnn" to see the top few fr...
How to reload the current state?
..., notify: true
});
Documentation: https://angular-ui.github.io/ui-router/site/#/api/ui.router.state.$state#methods_reload
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Memcached vs APC which one should I choose? [closed]
...uest, saving some time. It's just one of the ways to help ensure a speedy site (amongst many others).
– Simon East
Oct 2 '12 at 23:44
2
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Function to calculate distance between two coordinates
... :::
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