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Python loop that also accesses previous and next values
... is used to append a None to its end
There are now 3 independent sequences based on some_iterable that look like:
prevs: None, A, B, C, D, E
items: A, B, C, D, E
nexts: B, C, D, E, None
finally izip is used to change 3 sequences into one sequence of triplets.
Note that izip stop...
Filter rows which contain a certain string
...good things about Stringr
We should use rather stringr::str_detect() than base::grepl(). This is because there are the following reasons.
The functions provided by the stringr package start with the prefix str_, which makes the code easier to read.
The first argument of the functions of stringr p...
Should IBOutlets be strong or weak under ARC?
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PS: weak is a quite a bit cheaper in ARM64 :D
– hypercrypt
Dec 10 '13 at 22:11
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What are the undocumented features and limitations of the Windows FINDSTR command?
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Preface
Much of the information in this answer has been gathered based on experiments run on a Vista machine. Unless explicitly stated otherwise, I have not confirmed whether the information applies to other Windows versions.
FINDSTR output
The documentation never bothers to explain the ou...
Reuse a parameter in String.format?
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leiningen - how to add dependencies for local jars?
...mean after you consider the private repo idea), here's some links to maven-based alternatives taken from the above mentioned thread: polyglot maven, clojure-maven-plugin; this blog posting aims to be useful to people trying to use maven with Clojure. As I recall, Meikel Brandmeyer (also on SO under ...
Javascript split regex question
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Parse a URI String into Name-Value Collection
...uava and do it in 2 lines:
import java.util.Map;
import com.google.common.base.Splitter;
public class Parser {
public static void main(String... args) {
String uri = "https://google.com.ua/oauth/authorize?client_id=SS&response_type=code&scope=N_FULL&access_type=offline&...
How are 3D games so efficient? [closed]
...ail as much as you can -- low/medium/high versions of 3D models and switch based on distance from camera player - no point rendering a high-res version if it's only 5 pixels on screen.
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impr...
How can one see content of stack with GDB?
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