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How to serve an image using nodejs

... 2016 Update Examples with Express and without Express that actually work This question is over 5 years old but every answer has some problems. TL;DR Scroll down for examples to serve an image with: express.static express connect http net All of the examples are also on GitHub: htt...
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Scala type programming resources

...programming, the computation occurs at compile time. I will try to draw parallels between programming at the value-level and programming at the type-level. Paradigms There are two main paradigms in type-level programming: "object-oriented" and "functional". Most examples linked to from here follow...
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Adding information to an exception?

...essage + ' happens at %s' % arg1) bar('arg1') Traceback (most recent call last): File "test.py", line 13, in <module> bar('arg1') File "test.py", line 11, in bar raise type(e)(e.message + ' happens at %s' % arg1) IOError: Stuff happens at arg1 Update 1 Here's a slight modif...
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How to set or change the default Java (JDK) version on OS X?

... those really are backticks the export line – David West Nov 27 '14 at 19:38 ...
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Patterns for handling batch operations in REST web services?

... or resource attributes. That is, update each markedAsRead attribute. Basically, instead of treating the attribute as part of each resource, you treat it as a bucket into which to put resources. One example was already posted. I adjusted it a little. POST /mail?markAsRead=true POSTDATA: ids=[0,1,2]...
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How to convert CFStringRef to NSString?

...n objects with +1 reference counts, meaning that they need to be released (all CF[Type]Create format functions do this). The nice thing is that in Cocoa you can safely use autorelease or release to free them up. share ...
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Find current directory and file's directory [duplicate]

...tive to the current working directory and is not changed by an os.chdir() call.) To get the current working directory use import os cwd = os.getcwd() Documentation references for the modules, constants and functions used above: The os and os.path modules. The __file__ constant os.path.rea...
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Practical usage of setjmp and longjmp in C

...n me where exactly setjmp() and longjmp() functions can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases. ...
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Max size of an iOS application

...whose MinimumOSVersion is less than 7.0: maximum of 80 MB for the total of all __TEXT sections in the binary. For apps whose MinimumOSVersion is 7.x through 8.x: maximum of 60 MB per slice for the __TEXT section of each architecture slice in the binary. For apps whose MinimumOSVersion is 9.0 or grea...
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Does use of final keyword in Java improve the performance?

... Usually not. For virtual methods, HotSpot keeps track of whether the method has actually been overridden, and is able to perform optimizations such as inlining on the assumption that a method hasn't been overridden - until it lo...