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std::function vs template
...der principle: try to specify as many constraints as possible at compile-time. The rationale is simple: if you can catch an error, or a type mismatch, even before your program is generated, you won't ship a buggy program to your customer.
Moreover, as you correctly pointed out, calls to template f...
Differences between Proxy and Decorator Pattern
...ote from the GoF (page 216).
Although decorators can have similar implementations as proxies, decorators have a different purpose. A decorator adds one or more responsibilities to an object, whereas a proxy controls access to an object.
Proxies vary in the degree to which they are implement...
is there a post render callback for Angular JS directive?
I 've just gotten my directive to pull in a template to append to its element like this:
10 Answers
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Is there a jQuery unfocus method?
...ocus a textarea or input? I couldn't find a $('#my-textarea').unfocus(); method?
6 Answers
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how to exclude null values in array_agg like in string_agg using postgres?
If I use array_agg to collect names, I get my names separated by commas, but in case there is a null value, that null is also taken as a name in the aggregate. For example :
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Can you put two conditions in an xslt test attribute?
...-case.
<xsl:when test="4 &lt; 5 and 1 &lt; 2">
<!-- do something -->
</xsl:when>
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
So I'm working on this class that's supposed to request help documentation from a vendor through a web service. I try to name it DocumentRetriever , VendorDocRequester , DocGetter , but they just don't sound right. I ended up browsing through dictionary.com for half an hour trying to come up wi...
What is a good use case for static import of methods?
Just got a review comment that my static import of the method was not a good idea. The static import was of a method from a DA class, which has mostly static methods. So in middle of the business logic I had a da activity that apparently seemed to belong to the current class:
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PHPUnit: assert two arrays are equal, but order of elements not important
...y to assert that two arrays of objects are equal, when the order of the elements in the array is unimportant, or even subject to change?
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What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
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