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What are fail-safe & fail-fast Iterators in Java

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Can you make just part of a regex case-insensitive?

I've seen lots of examples of making an entire regular expression case-insensitive. What I'm wondering about is having just part of the expression be case-insensitive. ...
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datetime dtypes in pandas read_csv

I'm reading in a csv file with multiple datetime columns. I'd need to set the data types upon reading in the file, but datetimes appear to be a problem. For instance: ...
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How to refer environment variable in POM.xml?

I am using maven as build tool. I have set an environment variable called env . How can I get access to this environment variable's value in the pom.xml file? ...
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Html code as IFRAME source rather than a URL

This standard code for an IFRAME, is there a way to replace the src URL with Just html code? so my problem is simple, I have a page it loads an HTML body from MYSQL I want to present that code in a frame so it renders it self independent of the rest of the page and in the confines of that specific b...
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Open Graph namespace declaration: HTML with XMLNS or head prefix?

I have seen conflicting information on how to best implement Open Graph namespaces. Specifically, the Open Graph website uses a few different methods, and the Facebook Open Graph examples use other methods. ...
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Django REST framework: non-model serializer

I am beginner in Django REST framework and need your advice. I am developing a web service. The service has to provide REST interface to other services. The REST interface, which I need to implement, is not working with my models directly (I mean the get, put, post, delete operations). Instead, it p...
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Overloading member access operators ->, .*

I understand most operator overloading, with the exception of the member access operators -> , .* , ->* etc. 5 An...
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Why is arr = [] faster than arr = new Array?

I ran this code and got the below result. I curious to know why [] is faster? 5 Answers ...
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Operation on every pair of element in a list

Using Python, I'd like to compare every possible pair in a list. 4 Answers 4 ...