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How to replace a string in a SQL Server Table Column
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It's this easy:
update my_table
set path = replace(path, 'oldstring', 'newstring')
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How do streaming resources fit within the RESTful paradigm?
...t know the size of the resource, it should first call HEAD /media/1.3gp in order to determine the size, otherwise it's risking a server response with 416 Requested Range Not Satisfiable.
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What does addChildViewController actually do?
...of View Controller A, but still have View Controller B manage its view. In order for this to work properly, you need to ensure that View Controller B is getting the system events (read UIViewControllerDelegate callbacks). 'addChildViewController' hooks this up for you, to save you the effort of pass...
Why is whitespace sometimes needed around metacharacters?
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Although not easily visible in the tatoo font, there's actually a Byte-Order Mark (BOM) between the brace and the colon (you may have been sufficiently intoxicated when you got the tatoo that you didn't notice it, but it's really there). This leaves three obvious possibilities:
You've failed t...
Under what conditions is a JSESSIONID created?
...;/url-pattern>
</jsp-property-group>
</jsp-config>
in order to enable scriptlets inside them.
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Where does the “flatmap that s***” idiomatic expression in Scala come from?
... if/then/else code you would write with calls to flatMap (and other higher order functions).
This is especially true for Options (see http://tonymorris.github.io/blog/posts/scalaoption-cheat-sheet/)
But it applies to other monads as well (although I have to admit, I don't exactly understand the d...
Can someone explain collection_select to me in clear, simple terms?
...specify some collection or array of rows.
# It can be Author.where(..).order(..) or something like that.
# In your example it is:
Author.all,
# then you should specify methods for generating options
:id, # this is name of method that will be called for every row, result will b...
What are commit-ish and tree-ish in Git?
...[sic!] speakers: "-ish" is a suffix that can be applied to an adjective in order to indicate "having qualities like" or "slightly" - see http://chambers.co.uk/search/?query=ish&title=21st
Hence "tree-ish" - like a "tree" .... "commit-ish" - like a "commit"
eg "Mars appears like a reddish star"...
Is it possible to use global variables in Rust?
...is possible to have statics that require code to be executed at runtime in order to be initialized. This includes anything requiring heap allocations, like vectors or hash maps, as well as anything that requires function calls to be computed.
// Declares a lazily evaluated constant HashMap. The Has...
Is there an R function for finding the index of an element in a vector?
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I think it would be helpful to stress that the order of the arguments in match matters if you want the index of the first occurrence. For your example, match(x,c(4,8)) gives different results, which is not super obvious at first.
– apitsch
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