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Does pandas iterrows have performance issues?
I have noticed very poor performance when using iterrows from pandas.
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Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
I have a stylesheet that loads images from an external domain and I need it to load from https:// from secure order pages and http:// from other pages, based on the current URL. I found that starting the URL with a double slash inherits the current protocol. Do all browsers support this technique?...
How many levels of pointers can we have?
How many pointers ( * ) are allowed in a single variable?
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Is there a MySQL option/feature to track history of changes to records?
I've been asked if I can keep track of the changes to the records in a MySQL database. So when a field has been changed, the old vs new is available and the date this took place. Is there a feature or common technique to do this?
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Practical non-image based CAPTCHA approaches?
It looks like we'll be adding CAPTCHA support to Stack Overflow. This is necessary to prevent bots, spammers, and other malicious scripted activity. We only want human beings to post or edit things here!
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What is [Serializable] and when should I use it?
I found out that some classes use the [Serializable] attribute.
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Where can I find documentation on formatting a date in JavaScript?
I noticed that JavaScript's new Date() function is very smart in accepting dates in several formats.
35 Answers
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C# catch a stack overflow exception
I have a recursive call to a method that throws a stack overflow exception. The first call is surrounded by a try catch block but the exception is not caught.
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What is java interface equivalent in Ruby?
Can we expose interfaces in Ruby like we do in java and enforce the Ruby modules or classes to implement the methods defined by interface.
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