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Can you get DB username, pw, database name in Rails?
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From within rails you can create a configuration object and obtain the necessary information from it:
config = Rails.configuration.database_configuration
host = config[Rails.env]["host"]
database = config[Rails.env]["database"]
username = config[Rails.env]["usern...
Is Fortran easier to optimize than C for heavy calculations?
...nd you'll see that C++ has been deprecated!).
Nowadays, you can simply do mixed language programming with Fortran and C/C++. There are even interfaces for GTK+ in Fortran. There are free compilers (gfortran, g95) and many excellent commercial ones.
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Clear icon inside input text
...ements:
/**
* Clearable text inputs
*/
$(".clearable").each(function() {
var $inp = $(this).find("input:text"),
$cle = $(this).find(".clearable__clear");
$inp.on("input", function(){
$cle.toggle(!!this.value);
});
$cle.on("touchstart click", function(e) {
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Why shouldn't I use “Hungarian Notation”?
... prefix u for unsigned and i for signed ints, I immediately see where I am mixing signed and unsigned in potentially dangerous ways.
I cannot remember the number of times when in a huge 75000 line codebase, bugs were caused (by me and others too) due to naming local variables the same as existing ...
Preventing scroll bars from being hidden for MacOS trackpad users in WebKit/Blink
WebKit/Blink's (Safari/Chrome) default behaviour on MacOS since 10.7 (Mac OS X Lion) is to hide scroll bars from trackpad users when they're not in use. This can be confusing ; the scroll bar is often the only visual cue that an element is scrollable.
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Simplest way to detect a mobile device in PHP
...d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|...
To Workflow or Not to Workflow?
...mindset saw WCF WF AppFabric as a set of exciting opportunities. So if the mix of people on the project are fairly conservative C# devs attached to their daily set of OO and patterns, it will be hard to introduce. If the team is more innovative, then adoption will be much easier because the potentia...
How do I enter RGB values into Interface Builder?
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Thanks for the tip! Random question, what software did you use to write over that screenshot? Nice addition.
– Sheehan Alam
Apr 2 '10 at 4:48
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Truly understanding the difference between procedural and functional
...lly any higher-level construct.
The exhibited examples deliberately avoid mixing in these other programming styles in order to emphasize the distinction between the two styles under discussion.
share
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What is Hindley-Milner?
... any type declarations or other annotations by the programmer. (This is a mixed blessing, as anyone can attest who has ever been handled a large chunk of ML code with no annotations.)
Hindley-Milner is the basis for the type system of almost every statically typed functional language. Such langu...