Tutorial by Examples: com

def get_autocomplete(text): query = """ start n = node(*) where n.name =~ '(?i)%s.*' return n.name,labels(n) limit 10; """ query = query % (text) obj = [] for res in graph.cypher.execute(query): # print res[0],res[1] obj.a...

Nested list comprehensions, unlike list comprehensions with nested loops, are List comprehensions within a list comprehension. The initial expression can be any arbitrary expression, including another list comprehension. #List Comprehension with nested loop [x + y for x in [1, 2, 3] for y in [3, 4...

Supposing you have setup a django project, and the settings file is in an app named main, this is how you initialize your code import os, sys # Setup environ sys.path.append(os.getcwd()) os.environ.setdefault("DJANGO_SETTINGS_MODULE", "main.settings") # Setup django imp...

Lets you compose several functions f₀ f₁ … fₙ. It returns a function that will successively apply fₙ to its arguments, then fₙ₋₁ to the result of fₙ and so on. Function are applied from right to left, like for mathematical function composition: (f ∘ g ∘ h)(x) = f(g(h(x))). > ((compose sqrt +) 16...

This example will explore how to see the layout of a video track and how to extract the individual pictures within it. The sample content used here is Tears of Steel, by Blender Foundation. Specifically, we will use the download titled "HD 720p (~365MB, mov, 2.0)". This is a single file t...

Recursive use of make means using make as a command within a makefile. This technique is useful when a large project contains sub-directories, each having their respective makefiles. The following example will help understand advantage of using .PHONY with recursive make. /main |_ Makefile ...

/* The result can be use for fast way to use columns on Insertion/Updates. Works with tables and views. Example: eTableColumns 'Customers' ColumnNames ------------------------------------------------------ Id, FName, LName, Email, PhoneNumber, PreferredContact INSERT INTO Customers (Id, ...

Using HttpClient as RestTemplate's underlying implementation to create HTTP requests allows for automatic handling of basic authentication requests (an http 401 response) when interacting with APIs. This example shows how to configure a RestTemplate to achieve this. // The credentials are stored he...

Sometimes we need a visual hint to indicate the return status of previous command. The following snippet make put it at the head of the PS1. Note that the __stat() function should be called every time a new PS1 is generated, or else it would stick to the return status of last command of your .bashr...

// Website you wish to allow to connect to response.setHeader('Access-Control-Allow-Origin', '*'); // Request methods you wish to allow response.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE'); // Request headers you wish to allow response.setHeader('Acce...

Some of the most common commands include: Fractions and Square Roots: For fractions, use \frac {numerator}{denominator}. For square roots, use \sqrt[root]{number}. Greek letters: use the commands given in the table below: Operators: \leq gives the less than or equal to symbol, \geq gives ...

ls shows files and directories in present working directory. (if no arguments are passed.) (It doesn't show hidden files which starts with . by default.) user@ubuntu14:/usr$ ls bin games include lib lib32 local sbin share src To see all files (hidden files/folders also). Use ls -a OR l...

You can set the path to bcomp.exe git config --global difftool.bc3.path 'c:\Program Files (x86)\Beyond Compare 3\bcomp.exe' and configure bc3 as default git config --global diff.tool bc3

set wildmenu to turn on completion suggestions for command line. Execute the following set wildmenu set wildmode=list:longest,full Now if you do say, :colortab, You'll get 256-jungle Benokai BlackSea C64 CandyPaper Chasing_Logic ChocolateLiquor :color 0x7A69_dark

.server - create a debugging server .clients - list debugging clients connected to the server .endsrv - end a debugging server .servers - list debugging server connections .remote - start a remote.exe server .noshell - prevent shell commands

The Compact Serialization is the most common serialization format and is designed to be used in a web context. JWS are represented into a string that contains Base64 Url Safe encoded information seperated by an dot ".". This mode does not support unprotected headers. Line breaks added f...

The Compact Serialization is the most common serialization format and is designed to be used in a web context. JWE are represented into a string that contains Base64 Url Safe encoded information seperated by an dot ".". This mode does not support unprotected headers or AAD. Line breaks ...

Targeting multiple frameworks with project.json is simple. However the result are two different compilations. Take the following example: { "version": "1.0.0-*", "dependencies": { "NETStandard.Library": "1.6.0", "...

Create folder. Open it in command line. Run npm install webpack -g. Create 2 files: cats.js: var cats = ['dave', 'henry', 'martha']; module.exports = cats; app.js cats = require('./cats.js'); console.log(cats); Run in command line: webpack ./app.js app.bundle.js Now in folder will be fil...

-v, --version Added in: v0.1.3 Print node's version. -h, --help Added in: v0.1.3 Print node command line options. The output of this option is less detailed than this document. -e, --eval "script" Added in: v0.5.2 Evaluate the following argument as JavaScript. The modules whi...