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How to select the last record of a table in SQL?
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Without any further information, which Database etc the best we can do is something like
Sql Server
SELECT TOP 1 * FROM Table ORDER BY ID DESC
MySql
SELECT * FROM Table ORDER BY ID DESC LIMIT 1
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.gitignore for PhoneGap/Cordova 3.0 projects - what should I commit?
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It doesn't matter what platforms you are developing. There is no harm in ignoring things that only apply to platforms that you are not developing on yet. He has implied he is using the standard directory structure.
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Finding three elements in an array whose sum is closest to a given number
... original problem P: Given an array A of n integers and a target value S, does there exist a 3-tuple from A that sums to S?
modified problem P': Given an array A of n integers, does there exist a 3-tuple from A that sums to zero?
Notice that you can go from this version of the problem P' fro...
Error: Can't set headers after they are sent to the client
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also watch out for this classic mistake: res.redirect() doesn't stop statement execution... so return after it. Otherwise other code could be executed which could unintentiallly cause the famous header error. Thanx for the explanation!
– KLoozen
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Epoch vs Iteration when training neural networks
...examples. To be clear, one pass = one forward pass + one backward pass (we do not count the forward pass and backward pass as two different passes).
Example: if you have 1000 training examples, and your batch size is 500, then it will take 2 iterations to complete 1 epoch.
FYI: Tradeoff batch siz...
Disable Auto Zoom in Input “Text” tag - Safari on iPhone
...I click on it using Safari on iPhone, the page becomes larger (auto zoom). Does anybody know how to disable this?
34 Answer...
Installing older version of R package
....tar.gz"
install.packages(packageurl, repos=NULL, type="source")
If this doesn't work for you and you're on Windows, the reason is probably the lack of an appropriate tool chain for building/compiling packages. Normally you would install a pre-compiled binary from CRAN but they only archive packag...
What is Virtual DOM?
...ked at Facebook's React framework. It uses a concept called "the Virtual DOM," which I didn't really understand.
10 Answe...
High performance fuzzy string comparison in Python, use Levenshtein or difflib [closed]
I am doing clinical message normalization (spell check) in which I check each given word against 900,000 word medical dictionary. I am more concern about the time complexity/performance.
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Debugging in Clojure? [closed]
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There's also dotrace, which allows you to look at the inputs and outputs of selected functions.
(use 'clojure.contrib.trace)
(defn fib[n] (if (< n 2) n (+ (fib (- n 1)) (fib (- n 2)))))
(dotrace [fib] (fib 3))
produces the output:
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