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How do you detect Credit card type based on number?
.../^(5019)\d+$/,
interpayment: /^(636)\d+$/,
unionpay: /^(62|88)\d+$/,
visa: /^4[0-9]{12}(?:[0-9]{3})?$/,
mastercard: /^5[1-5][0-9]{14}$/,
amex: /^3[47][0-9]{13}$/,
diners: /^3(?:0[0-5]|[68][0-9])[0-9]{11}$/,
discover: /^6(?:011|5[0-9]{2})[0-9]{1...
Operator Overloading with C# Extension Methods
...methods to add an operater overload to the C# StringBuilder class. Speci<em>fem>ically, given StringBuilder sb , I'd like sb += "text" to become equivalent to sb.Append("text") .
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Creating a new empty branch <em>fem>or a new project
...sing a git repository to store our project. We have our branches departing <em>fem>rom the original branch. But now we want to create a small new project to track some documentation. <em>Fem>or that we would want to create a new empty branch to start storing our <em>fem>iles, and I would want other users o<em>fem> the network ...
Disable sorting <em>fem>or a particular column in jQuery DataTables
I am using the jQuery DataTables plugin to sort the table <em>fem>ields. My question is: how do I disable sorting <em>fem>or a particular column? I have tried with the <em>fem>ollowing code, but it did not work:
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Is a url query parameter valid i<em>fem> it has no value?
Is a url like http://example.com/<em>fem>oo?bar valid?
8 Answers
8
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How do I update Node.js?
I did the <em>fem>ollowing to update my npm:
30 Answers
30
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Use HTML5 to resize an image be<em>fem>ore upload
I have <em>fem>ound a <em>fem>ew di<em>fem><em>fem>erent posts and even questions on stackover<em>fem>low answering this question. I am basically implementing this same thing as this post .
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How can I convert spaces to tabs in Vim or Linux?
I've looked over several questions on Stack Over<em>fem>low <em>fem>or how to convert spaces to tabs without <em>fem>inding what I need. There seem to be more questions about how to convert tabs to spaces, but I'm trying to do the opposite.
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Calling generic method with a type argument known only at execution time [duplicate]
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huysentruitw
24.1k88 gold badges7171 silver badges114114 bronze badges
answered Nov 28 '08 at 6:34
Jon SkeetJon Skeet
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How to modi<em>fem>y the keyboard shortcuts in Eclipse IDE?
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Rana Depto
56133 gold badges88 silver badges2525 bronze badges
answered Jan 20 '09 at 15:30
paulpaul
12.5k...