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The new syntax “= default” in C++11

... A defaulted default constructor is specifically defined as being the same as a user-defined default constructor with no initialization list and an empty compound statement. §12.1/6 [class.ctor] A default constructor that is defaulted and not defined as deleted is im...
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What is the best way to auto-generate INSERT statements for a SQL Server table?

... table. This is a quick run through to generate the INSERT statements for all of the data in your table, using no scripts or add-ins to SQL Management Studio 2008: Right-click on the database and go to Tasks > Generate Scripts. Select the tables (or objects) that you want to generate the scrip...
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How to use multiple arguments for awk with a shebang (i.e. #!)?

...k treated that as a command and printed out every line of input unconditionally. That is why I put in the arbitrary_long_name==0 - it's supposed to fail all the time. You could replace it with some gibberish string. Basically, I was looking for a false-condition in awk that would not adversely affec...
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How to select where ID in Array Rails ActiveRecord without exception

... If it is just avoiding the exception you are worried about, the "find_all_by.." family of functions works without throwing exceptions. Comment.find_all_by_id([2, 3, 5]) will work even if some of the ids don't exist. This works in the user.comments.find_all_by_id(potentially_nonexistent_id...
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What is the difference between async.waterfall and async.series

... https://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series . 4 Answers ...
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Get list of JSON objects with Spring RestTemplate

...t/", method=RequestMethod.GET) public @ResponseBody List<Object> findAllObjects() { List<Object> objects = new ArrayList<Object>(); return objects; } ResponseEntity is an extension of HttpEntity that adds a HttpStatus status code. Used in RestTemplate as well @Controller...
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How do you do a simple “chmod +x” from within python?

... non-pythonic answer that may be a little more readable: subprocess.check_call(['chmod', '+x', 'somefile']) and let's you more easily do operations like a+rx. – Trevor Boyd Smith Aug 6 at 15:28 ...
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For loop for HTMLCollection elements

I'm trying to set get id of all elements in an HTMLCollectionOf . I wrote the following code: 12 Answers ...
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What are the rules for evaluation order in Java?

... Let me say this very clearly, because people misunderstand this all the time: Order of evaluation of subexpressions is independent of both associativity and precedence. Associativity and precedence determine in what order the operators are executed but do not determine in what order the ...
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Is it a bad practice to catch Throwable?

...reep away this way. Besides, Throwable covers Error as well and that's usually no point of return. You don't want to catch/handle that, you want your program to die immediately so that you can fix it properly. share ...