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What's the yield keyword in JavaScript?
...e readable, easy to delete, and no need to fiddle with indents, functions, etc.
An interesting observation is that in this example, yield is actually just a keyword you can put before a function with a callback.
function* main() {
console.log(yield function(cb) { cb(null, "Hello World") })
}
W...
Should I declare Jackson's ObjectMapper as a static field?
...ig into here), since they are "fully resolved" (super-type, generic typing etc).
– StaxMan
Jun 2 '17 at 18:38
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Twitter Bootstrap 3.0 how do I “badge badge-important” now
...r font sizes better, and can be colored with label-success, label-warning, etc. Here are two examples:
<span class="label label-success label-as-badge">Yay! Rah!</span>
Or where things are bigger:
<div style="font-size: 36px"><!-- pretend an enclosing class has big font si...
REST Complex/Composite/Nested Resources [closed]
...sources. Posting a binary/file parameter which results in a URL isn't a stretch.
When you get the form for a new resource (/comic-books/new), or get the form to edit a resource (/comic-books/0/edit), you are asking for a forms-specific representation of the resource. If you post it to the resource ...
View a file in a different Git branch without changing branches
...ou mean the actual server version? If you want that, you just need to git fetch first.
– rsmith54
Jan 25 '18 at 20:20
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What is the proper way to check if a string is empty in Perl?
...o do things are really, really bad (stupid, ill-advised, hard-to-maintain, etc.)
– Telemachus
Jan 12 '10 at 2:05
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How to build a query string for a URL in C#?
..., appending an & if not the first parameter, encoding the parameters etc.
37 Answers
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Understanding Linux /proc/id/maps
...ary file at some virtual address right from the beginning, with ELF header etc.? Isn't the loader supposed to parse the ELF header and map individual sections, not the whole file?
– Dmitry Grigoryev
Sep 23 '15 at 9:41
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Is key-value observation (KVO) available in Swift?
.... Thus, you cannot observe generics, Swift struct types, Swift enum types, etc.
For a discussion of the Swift 2 implementation, see my original answer, below.
Using the dynamic keyword to achieve KVO with NSObject subclasses is described in the Key-Value Observing section of the Adopting Cocoa D...
When increasing the size of VARCHAR column on a large table could there be any problems?
...har(max) is not. Because varchar(max) values (aka BLOB values - image/text etc) are stored differently on the disk, not within a table row, but "out of row". So the server will go nuts on a big table and become unresponsive for minutes (hours).
--no downtime
ALTER TABLE MyTable ALTER COLUMN [MyColu...