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How to display unique records from a has_many through relationship?
..., :select => "DISTINCT products.*). In the first case, ALL records are fetched and rails removes the duplicates for you. In the later case, only non-duplicate records are fetched from the db so it might offer better performance if you have a large result set.
– mbreining
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What is the maximum possible length of a query string?
...equest headers. This does not include POST-method form data, file uploads, etc., but it does include the URL. In practice this resulted in a 413 error when a URL was significantly longer than 8,000 characters. This limitation can be easily removed. Look for all occurrences of 16x1024 in Daemon.pm an...
Setting JDK in Eclipse
...broken (because you installed a new JDK or imported from another computer, etc.) and set the JDK compliance according to the maven source and target setting in the pom.
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Why must a lambda expression be cast when supplied as a plain Delegate parameter
...te separate classes like Lambda, Lambda<S, T>, Lambda<S, T, U> etc.
Advantage of this I see over the original approach:
One less type specification (only the formal parameter needs to be specified).
Which gives you the freedom to use it against any Func<int, T>, not just when T...
What is array to pointer decay?
.... they're objects, you can have pointers, and, in C++, references to them, etc.
– Pavel Minaev
Sep 22 '09 at 19:40
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Is C++14 adding new keywords to C++?
...inal are "identifiers with special meaning" and are listed in Table 3; and etc. are "alternative representations...for certain operators and punctuators" and are listed in Table 5. Neither table changed between C++11 and C++14.)
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What are fail-safe & fail-fast Iterators in Java
...ific implementations (i.e. the specific collection iterator() / elements() etc methods that return these objects) that specify the behavior. 2) Typical Enumeration implementations are neither fail-fast or fail-safe.
– Stephen C
Feb 5 '16 at 22:56
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URL Encode a string in jQuery for an AJAX request
...s with plus signs may work, but if you have other characters (with umlauts etc), you are going to be in heap of trouble.
– Uku Loskit
Jul 1 '11 at 7:06
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In pure functional languages, is there an algorithm to get the inverse function?
...to that later presented (more rigorously, more generally, more principled, etc.) in "for free".
– sclv
Nov 22 '12 at 4:59
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Why should we include ttf, eot, woff, svg,… in a font-face
... If they are some guy with a blog, talk to them, failing that, their host, etc - but keep in mind people who can't buy your font aren't potential costumers anyway, so I'd say free publicity is worth more than the hassle of convincing them to just swap it for the closest thing on dafont.
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