basex | Arbitrary base encoding in GO
kandi X-RAY | basex Summary
kandi X-RAY | basex Summary
Package basex provides fast base encoding / decoding of any given alphabet using bitcoin style leading zero compression. It is a GO port of
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Top functions reviewed by kandi - BETA
- Decode returns the base58 encoding of the given source .
- NewEncoding returns a new base - encoded encoding .
basex Key Features
basex Examples and Code Snippets
Community Discussions
Trending Discussions on basex
QUESTION
I occassionally use BaseX GUI for examining XML files and trying XSL transforms. I don't know what has happened but I can no longer run one-liners in the Command/Find/XQuery bar that sits below the toolbar. I always get "Error unknown command try help". The drop down has recently used commands none of which work any longer.
I have tried upgrading BaseX from 9.3 to 9.7 and upgrading java. I'm running windows 10. My searching didn't yield any results, I hoping someone can help because I'm out of ideas. Thanks.
...ANSWER
Answered 2022-Mar-25 at 11:56The entries shown in your inputbar image are XQuery expressions, with the exception of help
which is a command. So changing the mode dropdown from Command
to XQuery
will enable them to run.
Note: modes XQuery
and Find
require an open database.
It looks like your XQuery expressions are not database specific so as an alternative you could leave the mode as Command
and prefix your text with the command 'XQUERY ' eg XQUERY 1+3
etc
QUESTION
I have 2 batches of documents. In batch 1, I need to merge pit/score when its SPID equals to characteristic/score/SPID. The expected merge looks like batch 2 documents, characteristic/score/default is the merged content of pit/score
. If the document already has the characteristic/score/default
then keep it as it is.
ANSWER
Answered 2022-Jan-31 at 03:54XSLT 2
QUESTION
I wrote this XML file, plus the XSD, and I'm using XQuery to add information on a db in BaseX. I'm using Postman to do the POST requests, but when I run Postman it is giving me this error message:
[validate:error] Validation failed: 1:242: cvc-complex-type.3.2.2: Attribute 'targetNamespace' is not allowed to appear in element 'Reservas'
What is causing this error?
XML:
...ANSWER
Answered 2022-Jan-19 at 15:41Remove targetNamespace="http://www.ipp.estg.pt/Dados_clientess"
from the root element of your XML document.
A targetNamespace
attribute does not belong on the root element of an XML instance document; it belongs on the root element of an XSD root element.
QUESTION
This is a code from one of Codecademy's practice. I am trying to end scene when the option text says Play again. Basically what I want is that a specific option will allow me to exit the scene and enter a new one. (ie when the game is over) I tried using
...ANSWER
Answered 2022-Jan-13 at 09:23I assume you shorted the code for us, so ignoreing the missing ]
on line 150 and the missing page number 41
in the pages
constant on line 141+.
I would say the problem is not the this.scene.stop("game")
, although I would just use this.scene.stop()
, if you want the stop the current scene
(in to a Reference ).
You can see the problem, if you uncomment the code and check the browser console, an error like:
"...Uncaught ReferenceError: optionText is not defined..."
should be visible. That indicates the real issue, it is that optionText
ist not defined. Without diving to deep into your code here are some fixes to get it to work:
Move the whole block into the for loop. (just above the
}
on line 115)change
if(optionText=== "Play again")
toif(optionText.text === "Play again")
sinceoptionText
is atext
object not a string.Add a the
scene
object as context to theoptionBox.on('pointerup',...
eventlistener like this:
QUESTION
import random
import sys
import pygame
from pygame.locals import *
#global var for the games
FPS = 32
SCREENWIDTH = 289
SCREENHEIGHT = 511
SCREEN = pygame.display.set_mode((SCREENWIDTH, SCREENHEIGHT))
GROUNDY = SCREENHEIGHT * 0.8
GAME_SPRITE = {}
GAME_SOUND = {}
PLAYER = 'imgs/bird.png'
BACKGROUND = 'imgs/background.png'
PIPE = 'imgs/pipe.png'
def welcomeScreen():
playerx = int(SCREENWIDTH/5)
playery = int((SCREENHEIGHT - GAME_SPRITE['player'].get_height())/2)
messagex = int((SCREENWIDTH - GAME_SPRITE['message'].get_width())/2)
messagey = int(SCREENHEIGHT*0.13)
basex = 0
while True:
for event in pygame.event.get():
# if user clicks on cross button, close the game
if event.type == QUIT or (event.type==KEYDOWN and event.key == K_ESCAPE):
pygame.quit()
sys.exit()
# If the user presses space or up key, start the game for them
elif event.type==KEYDOWN and (event.key==K_SPACE or event.key == K_UP):
return
else:
SCREEN.blit(GAME_SPRITE['background'], (0, 0))
SCREEN.blit(GAME_SPRITE['player'], (playerx, playery))
SCREEN.blit(GAME_SPRITE['message'], (messagex,messagey ))
SCREEN.blit(GAME_SPRITE['base'], (basex, GROUNDY))
pygame.display.update()
FPSCLOCK.tick(FPS)
if __name__ == '__main__':
pygame.init()
FPSCLOCK = pygame.time.Clock()
pygame.display.set_caption('Flappy Bird')
GAME_SPRITE['numbers'] = (
pygame.image.load('imgs/1.png').convert_alpha(),
pygame.image.load('imgs/2.png').convert_alpha(),
pygame.image.load('imgs/3.png').convert_alpha(),
pygame.image.load('imgs/4.png').convert_alpha(),
pygame.image.load('imgs/5.png').convert_alpha(),
pygame.image.load('imgs/6.png').convert_alpha(),
pygame.image.load('imgs/7.png').convert_alpha(),
pygame.image.load('imgs/8.png').convert_alpha(),
pygame.image.load('imgs/9.png').convert_alpha(),
pygame.image.load('imgs/0.png').convert_alpha()
)
GAME_SPRITE['pipe'] =(
pygame.transform.rotate(pygame.image.load(PIPE).convert_alpha(),180),
pygame.image.load(PIPE).convert_alpha()
)
GAME_SPRITE['message'] = pygame.image.load('imgs/message.png').convert_alpha()
GAME_SPRITE['base'] = pygame.image.load('imgs/base.png').convert_alpha()
GAME_SOUND['crash'] = pygame.mixer.Sound('sound/crash.mp3')
GAME_SOUND['hit'] = pygame.mixer.Sound('sound/hit.mp3')
GAME_SOUND['swoosh'] = pygame.mixer.Sound('sound/swoosh.mp3')
GAME_SPRITE['background'] = pygame.image.load(BACKGROUND).convert
GAME_SPRITE['player'] = pygame.image.load(PLAYER).convert_alpha()
while True:
welcomeScreen()
...ANSWER
Answered 2021-Jul-18 at 16:33Is the convert
part of GAME_SPRITE['background'] = pygame.image.load(BACKGROUND).convert
a function or method? If so you are missing the ()
after it.
Change that line to
QUESTION
Running Xquery on BaseX.
I want to filter based on an attribute in a deep level (/BLA1/BLA2/BLA3) but return attribute from both the filtering level and from one above it (/BLA1/BLA2).
So, as far as I understand, my "for" must run on the upper level (/BLA1/BLA2) in order to allow it. But I can't get the filtering to work.. when I try running the "for" on the deeper level - it does work but then I can't return the attribute I need from the upper level.
This one works: I get the required results as per the filtering.
...ANSWER
Answered 2021-Jul-02 at 07:44Use ..
to navigate up e.g.
QUESTION
I have been facing issue with parsing html with extended unicode characters using the basex html parser. Is it possible to make the parser support special characters?
Code:
...ANSWER
Answered 2021-Jun-23 at 14:34If I add opt(writer, "encoding", Strings.UTF8);
as line 156 in HtmlParser.java (https://github.com/martin-honnen/basex/commit/4711a390e4069d363243f48c95456544916f40f7) of BaseX the problems seems to go away. I am not sure, however, this is the right way to fix it.
The root of the problem seems to be two issues, TagSoup, without having the output encoding of the XMLWriter set to any Unicode encoding like UTF-8 or UTF-16, outputs two numeric character references representing an Unicode character outside of the BMP.
So you have to set UTF-8 or UTF-16 as the output encoding of TagSoup's XMLWriter as then it switches to Unicode mode and just outputs characters and not character references, with both encodings the XMLWriter of TagSoup seems to feed the right characters to the StringWriter BaseX sets up.
Furthermore, BaseX's internal String to byte[] conversion seems to expect UTF-8 encoded strings, not sure why that is the case on the Java platform, but the token
function delegates work to an utf8
function.
So that way the fix in the HtmlParser seems to be to set opt(writer, "encoding", Strings.UTF8)
.
QUESTION
Building on Count number of elements with same tag
I will be running this query with BaseX 9.5.2.
Given the data
...ANSWER
Answered 2021-Jun-08 at 19:56Due to the grouping you already have, count($elems)
will have the right value in the return
clause.
I think you original use of the let $sep
is causing problems, the grouping count($elems)
I suggested works fine for me at https://xqueryfiddle.liberty-development.net/bFDbxm7 where I have moved the $sep
to a declared variable.
QUESTION
I would like to convert NCBI's Biosample Metadata XML file to CSV, or RDF/XML as a second choice. To do that, I believe I have to learn more about the structure of this file. I can run basic XQueries in BaseX*, like just listing all values, but then I've been using shell tools like
sort|uniq -c
to count them. I have heard about XSLT
transformations and GRDDL
in passing, but I don't think a style sheet is provided for this XML document, and I don't know how to create or discover one.
For example, can I get a count of the number of s for each ? Are there any
with more than one primary
? What are the most common db attributes of the primary Ids?
Here's a query that shows my maximum level of XQuery sophistication at this point:
...ANSWER
Answered 2021-Jun-06 at 17:58similar to my answer for https://www.biostars.org/p/280581/ using my tool xsltstream:
QUESTION
I am trying to send JSON via a POST request from eXist-db to an API using the eXPath HTTP-Module, but I'm always recieving the following Error:
...ANSWER
Answered 2021-Jun-03 at 15:00The solution is to add @method="text"
to the element.
This attribute is documented in the EXPath HTTP Client spec, section 3.2 Serializing the request content:
The default value of the serialization method depends on the media-type: it is
xml
if it is an XML media type,html
if it is an HTML media type,xhtml
if it is application/xhtml+xml,text
if it is a textual media type, andbinary
for any other case.
What this means is that the EXPath HTTP Client doesn't have a built-in mapping for the media-type of application/json
—i.e., it falls back on binary
. But JSON is a textual media type, and you've already performed the serialization of your XDM map into text via the fn:serialize()
function. So you have to override the EXPath HTTP Client default of method="binary"
and set method="text"
on the element.
The draft v2 spec, simplifies sending JSON; by default, when it detects that the body contains a map()
or array()
, it will serialize the item as JSON, with the appropriate media-type.
But for now with v1, we still need to explicitly (1) serialize maps and arrays using the JSON serialization method and (2) specify method="text"
on the element.
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