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How to upgrade PowerShell version from 2.0 to 3.0

...using is Windows 7, and the PowerShell version that is installed here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0? ...
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Random strings in Python

...oice(letters) for i in range(length)) Results: >>> randomword(10) 'vxnxikmhdc' >>> randomword(10) 'ytqhdohksy' share | improve this answer | follow ...
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Is there a way to perform “if” in python's lambda

... The syntax you're looking for: lambda x: True if x % 2 == 0 else False But you can't use print or raise in a lambda. share | improve this answer | follow ...
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How to print time in format: 2009‐08‐10 18:17:54.811

What's the best method to print out time in C in the format 2009‐08‐1018:17:54.811 ? 7 Answers ...
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Is it possible to set the equivalent of a src attribute of an img tag in CSS?

... <img class="MyClass123"/> Tested and working: Chrome 14.0.835.163 Safari 4.0.5 Opera 10.6 Tested and Not working: FireFox 40.0.2 (observing Developer Network Tools, you can see that the URL loads, but the image is not displayed) Internet Explorer 11.0.9600.17905 (URL never ...
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TypeError: not all arguments converted during string formatting python

...-style {} formatting uses {} codes and the .format method 'It will cost ${0} dollars.'.format(95) Note that with old-style formatting, you have to specify multiple arguments using a tuple: '%d days and %d nights' % (40, 40) In your case, since you're using {} format specifiers, use .format: ...
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Avoiding if statement inside a for loop?

...gt; void for_each_indexed(const Container& c, Functor f, Index index = 0) { for (const auto& e : c) f(index++, e); } int main() { using namespace std; set<char> s{'b', 'a', 'c'}; // indices starting at 1 instead of 0 for_each_indexed(s, [](size_t i, cha...
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Detect blocked popup in Chrome

...he "test" function exists as a member of the child window. ADDED JUNE 15 2015: I think the modern way to handle this would be to use window.postMessage() to have the child notify the parent that the window has been loaded. The approach is similar (child tells parent it's loaded), but the means of ...
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How to get everything after a certain character?

...| edited Jul 23 '17 at 15:00 kenorb 105k4949 gold badges542542 silver badges576576 bronze badges answere...
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Draw Circle using css alone [duplicate]

... circle (25CF). .circle:before { content: ' \25CF'; font-size: 200px; } <span class="circle"></span> I suggest this as border-radius won't work in IE8 and below (I recognize the fact that the suggestion is a bit mental). ...