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Mapping a function on the values of a map in Clojure
...ue)} )))
Also, here’s an alternative implementation of map-map that is based on clojure.walk/walk instead of into, if you prefer this phrasing:
(defn map-map [f m]
(clojure.walk/walk #(apply f %) identity m) )
Parellel versions – pmap-map, etc.
There are also parallel versions of these...
Benefits of EBS vs. instance-store (and vice-versa) [closed]
...can still fail - not a silver bullet
Keep in mind that any piece of cloud-based infrastructure can fail at any time. Plan your infrastructure accordingly. While EBS-backed instances provide certain level of durability compared to ephemeral storage instances, they can and do fail. Have an AMI fro...
Haskell, Lisp, and verbosity [closed]
...asons:
dynamic typing (check out Dynamic vs. Static Typing — A Pattern-Based Analysis by
Pascal Costanza)
optional and keyword arguments
uniform homoiconic list syntax with macros
prefix syntax (no need to remember precedence rules)
impure and thus more suited for quick prototyping
powerful obje...
String replacement in java, similar to a velocity template
...
does it allow condition based substitution?
– Gaurav
Jan 31 '19 at 7:14
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Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Can I use a binary literal in C or C++?
...ortable itoa function, or implement your own.
Unfortunately you cannot do base 2 formatting with STL streams (since setbase will only honour bases 8, 10 and 16), but you can use either a std::string version of itoa, or (the more concise, yet marginally less efficient) std::bitset.
#include <boo...
What is IP address '::1'?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Sharing link on WhatsApp from mobile website (not application) for Android
...have to be formated? Currently, I have whatsapp://send?text=data:image/png;base64,iVBORw0KGgoAAAANS... but not sure how much of the prefixes to include...
– TMOTTM
Aug 27 '17 at 9:48
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How does BitLocker affect performance? [closed]
...r will slow you down.
It would be useful to compare with other software based whole disk or whole partition encryption like TrueCrypt (which has the advantage if you dual boot with Linux since it works for both Windows and Linux).
A much better option is to use hardware encryption, which is avai...
Rails raw SQL example
...ql = "Select * from ... your sql query here"
records_array = ActiveRecord::Base.connection.execute(sql)
records_array would then be the result of your sql query in an array which you can iterate through.
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