Regular expression is a group of characters or symbols which is used to find a specific pattern from a text.
A regular expression is a pattern that is matched against a subject string from left to right. The word "Regular expression" is a
| const timeout = (ms) => new Promise(resolve => setTimeout(resolve, ms)) | |
| function getJob(ms, id) { | |
| return async function () { | |
| return job(ms, id) | |
| } | |
| } | |
| async function job(ms, id) { | |
| await timeout(ms) |
| upstream zen_zen-front_production_splitter { | |
| keepalive 2; | |
| server [2a02:06b8:0c00:3b10:0000:1452:7fb3:1e24]:80 max_fails=0 fail_timeout=60 weight=1; | |
| server [2a02:06b8:0c08:f427:0000:1452:005d:5634]:80 max_fails=0 fail_timeout=60 weight=1; | |
| check interval=5000 rise=2 fall=3 timeout=2000 default_down=false type=http; | |
| check_http_send "GET /ok.html HTTP/1.0\r\n\r\n"; | |
| check_http_expect_alive http_2xx; | |
| } | |
| match statusok { |
| Думаю, очень круто было бы в начале предупредить, что знание тонкостей языка не так важно, | |
| как умение размышлять и делать разумные предположения | |
| 1. Immutable strings | |
| String a = "hello "; | |
| String b = a; | |
| a = a + "world!"; | |
| System.out.println(b); |
| ''' | |
| QuickSelect finds the kth smallest element of an array in linear time. | |
| ''' | |
| def partition(arr): | |
| left = [] | |
| right = [] | |
| if not arr: | |
| return (left, right, None) |
| ''' | |
| Given an array of integers containing duplicates, return the majority element in an array if present. A majority element appears more than n/2 times where n is the size of the array. | |
| ''' | |
| def find_leader(arr): | |
| ''' | |
| 1. remove pairs of different elements from array | |
| 2. the element that still exists is a candidate | |
| 3. check majority of candidate, should be in len(arr) // 2 elements | |
| ''' |
| CXX = g++-4.9 | |
| CC = gcc-4.9 | |
| DOXYGEN = doxygen | |
| CFLAGS = -fdiagnostics-color=always -std=gnu11 -s -c -g3 -O3 -time | |
| WARNINGS = -Werror -Wall -Wextra -pedantic-errors -Wformat=2 -Wno-import -Wimplicit -Wmain -Wchar-subscripts -Wsequence-point -Wmissing-braces -Wparentheses -Winit-self -Wswitch-enum -Wstrict-aliasing=2 -Wundef -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs -Winline -Wdisabled-optimization -Wunused-macros -Wno-unused | |
| LDFLAGS = | |
| LIBRARIES = -lcurl | |
| SOURCES = main.c test.c | |
| OBJECTS = $(SOURCES:.c=.o) | |
| EXECUTABLE = test |
| #!/bin/sh | |
| # | |
| # Automatically add branch name and branch description to every commit message except merge commit. | |
| # | |
| COMMIT_EDITMSG=$1 | |
| addBranchName() { | |
| BRANCH=$(git branch | grep '*' | sed 's/* //') | |
| NAME=$(echo "$BRANCH" | sed -E 's/([A-Z]+-[0-9]+(--[A-Z]+-[0-9]+)?).*/\1/') |
| package main | |
| import ( | |
| "flag" | |
| "github.com/garyburd/redigo/redis" | |
| "log" | |
| "math/rand" | |
| "os" | |
| "time" | |
| ) |