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What are the differences between Generics in C# and Java… and Templates in C++? [closed]

...s not an object, and there's no underlying virtual machine which needs to know about a Person class. There's no boxing or unboxing, and functions don't have to belong to classes, or indeed anything. Because of this, the C++ compiler places no restrictions on what you can do with templates - basicall...
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Tools for JPEG optimization? [closed]

Do you know of any tools (preferrably command-line) to automatically and losslessly optimize JPEGs that I could integrate into our build environment? For PNGs I'm currently using PNGOUT , and it generally saves around 40% bandwidth/image size. ...
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How can I maximize the editor pane in IntelliJ IDEA?

...IntelliJ IDEA 14.0.3 on MacOS X. UPDATE on 2015-03-24: IntelliJ IDEA 14.1 now has support for Distraction Free Mode. You can invoke it by clicking View > Enter Distraction Free Mode. In this mode, IntelliJ hides everything but the menu. For more details, follow their video detailing the new feat...
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How to disable Golang unused import error

...reats unused import as error, forcing you to delete the import. I want to know if there exists some hope to change to this behavior, e.g. reducing it to warning. ...
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Number.sign() in javascript

... You are the best for now. But I hope there will be more answers in future. – disfated Oct 2 '11 at 11:08 add a comment ...
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How do I create an empty array/matrix in NumPy?

...ay in NumPy (e.g. a 2D array m*n to store your matrix), in case you don't know m how many rows you will append and don't care about the computational cost Stephen Simmons mentioned (namely re-buildinging the array at each append), you can squeeze to 0 the dimension to which you want to append to: X ...
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SQL select only rows with max value on a column [duplicate]

... I know that MySQL allows you to add non aggregate fields to a "grouped by" query, but I find that kinda pointless. Try running this select id, max(rev), rev from YourTable group by id and you see what I mean. Take your time and ...
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How to drop a PostgreSQL database if there are active connections to it?

... OK. Now I understand, that was a typo. Thanks! – jb. Dec 11 '13 at 9:53 2 ...
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Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu

...64-redhat-linux cd x86_64-redhat-linux ln -s ../i686-redhat-linux 32 I'm now able to compile 32bit binaries on a 64bit OS. share | improve this answer | follow ...
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UIImage: Resize, then Crop

I've been bashing my face into this one for literally days now and even though I feel constantly that I am right on the edge of revelation, I simply cannot achieve my goal. ...