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Python integer division yields float
Is this intended? I strongly remember earlier versions returning int/int=int ? What should I do, is there a new division operator or must I always cast?
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Adding console.log to every function automatically
Is there a way to make any function output a console.log statement when it's called by registering a global hook somewhere (that is, without modifying the actual function itself) or via some other means?
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How can I configure Logback to log different levels for a logger to different destinations?
...on based approach using Groovy see Dean Hiller's answer.
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You can do some interesting things with Logback filters. The below configuration will only print warn and error messages to stderr, and everything else to stdout.
logback.xml
<appender name="stdout" class="ch.qos.logback.core.Console...
Is there a simple way to remove unused dependencies from a maven pom.xml?
... pom.xml files. The project has changed and I suspect the pom's contain some unnecessary dependencies. Is there is a command which removes any unused dependencies from a pom?
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CMake: Print out all accessible variables in a script
...l CMake variables defined and their values:
get_cmake_property(_variableNames VARIABLES)
list (SORT _variableNames)
foreach (_variableName ${_variableNames})
message(STATUS "${_variableName}=${${_variableName}}")
endforeach()
This can also be embedded in a convenience function which can optio...
float:left; vs display:inline; vs display:inline-block; vs display:table-cell;
...ently across all browsers, with a caveat for IE6/7, which support it for some elements. But see above for the hacky solution to work around this.
The other big caveat with inline-block is that because of the inline aspect, the white spaces between elements are treated the same as white spaces betw...
How to query nested objects?
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db.messages.find( { headers : { From: "reservations@marriott.com" } } )
This queries for documents where headers equals { From: ... }, i.e. contains no other fields.
db.messages.find( { 'headers.From': "reservations@marriott...
Is there a perfect algorithm for chess? [closed]
...ack on heuristics -- the state space is too huge (but finite). To even enumerate -- much less search for every perfect move along every course of every possible game -- would be a very, very big search problem.
Openings are scripted to get you to a mid-game that gives you a "strong" position. Not...
Rails ActionMailer - format sender and recipient name/email address
Is there a way to specify email AND name for sender and recipient info when using ActionMailer?
6 Answers
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Is returning by rvalue reference more efficient?
...mporary into ab, or do RVO to omit doing a move or copy altogether. I recommend you to read BoostCon09 Rvalue References 101 which explains the matter, and how (N)RVO happens to interact with this.
Your case of returning an rvalue reference would be a good idea in other occasions. Imagine you hav...