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How do I convert a TimeSpan to a formatted string? [duplicate]
... The linked article does not include code with any ToString() calls....
– David
Jan 31 '17 at 8:32
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How do I determine if my python shell is executing in 32bit or 64bit?
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This info can be found out in code by calling sys.version. I get for example ('3.4.4 |Continuum Analytics, Inc.| (default, Feb 16 2016, 09:54:04) [MSC ' 'v.1600 64 bit (AMD64)]') or 2.7.5 (default, May 15 2013, 22:43:36) [MSC v.1500 32 bit (Intel)]
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A quick and easy way to join array elements with a separator (the opposite of split) in Java [duplic
...od will not work for elements like Person, Car where we need to explicitly call toString.
– Pshemo
Apr 29 '15 at 10:57
106
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Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...an Optional variable gets around this issue because an Optional is automatically initialized with nil and the value it will eventually contain will still be immutable. However, it can be a pain to be constantly unwrapping a variable that you know for sure is not nil. Implicitly Unwrapped Optionals a...
How can I read large text files in Python, line by line, without loading it into memory?
...or line in fileobject:
do_something_with(line)
This will automatically close the file as well.
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Angularjs minify best practice
... your minifer converts $scope to variable a and $http to variable b, their identity is still preserved in the strings.
See this page of AngularJS docs, scroll down to A Note on Minification.
UPDATE
Alternatively, you can use ng-annotate npm package in your build process to avoid this verbosity.
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Angular IE Caching issue for $http
All the ajax calls that are sent from the IE are cached by Angular and I get a 304 response for all the subsequent calls. Although the request is the same, the response is not going be the same in my case. I want to disable this cache. I tried adding the cache attribute to $http.get but still it...
What are the rules for evaluation order in Java?
...addition. It does not tell you in what order A(), B(), C() and D() will be called! (It also does not tell you whether the multiplication happens before or after the first addition.) It would be perfectly possible to obey the rules of precedence and associativity by compiling this as:
d = D() ...
What's the best free C++ profiler for Windows? [closed]
...couldn't even understand how to get function's total time % (including the callees) which TrueTime could do fine 10 years ago.
– Pavel Radzivilovsky
Mar 13 '11 at 15:05
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Trimming a huge (3.5 GB) csv file to read into R
...n expert at this, but you might consider trying MapReduce, which would basically mean taking a "divide and conquer" approach. R has several options for this, including:
mapReduce (pure R)
RHIPE (which uses Hadoop); see example 6.2.2 in the documentation for an example of subsetting files
Altern...