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JPA CascadeType.ALL does not delete orphans
...te is not available as a JPA annotation.
It is also not supported in JPA XML.
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How to set a value of a variable inside a template code?
...on’t forget the __init__.py file to ensure the directory is treated as a Python package.
Create a file named define_action.py inside of the templatetags directory with the following code:
from django import template
register = template.Library()
@register.simple_tag
def define(val=None):
retu...
Swift - Split string over multiple lines
...ug. It also allows you to specify a separator so you can use it a bit like Python's join function
extension String {
init(sep:String, _ lines:String...){
self = ""
for (idx, item) in lines.enumerated() {
self += "\(item)"
if idx < lines.count-1 {
...
multiple packages in context:component-scan, spring config
How can I add multiple packages in spring-servlet.xml file in context:component-scan element?
8 Answers
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Getting java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory exception
... using maven for managing dependencies, add the following line in your pom.xml:
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.1.1</version>
</dependency>
...
How do you change the size of figures drawn with matplotlib?
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I'm using this on OS X under ipython 3.7, matplotlib 3.0.3. I am able to adjust the figure size, but the window does not resize (the figure canvas adjusts, but the window does not grow or shrink to accommodate the canvas). The forward=True keyword argum...
release Selenium chromedriver.exe from memory
I set up a python code to run Selenium chromedriver.exe . At the end of the run I have browser.close() to close the instance. ( browser = webdriver.Chrome() ) I believe it should release chromedriver.exe from memory (I'm on Windows 7). However after each run there is one chromedriver.exe inst...
How to check if a folder exists
... bit with the new Java 7 IO features, actually I trying to receive all the xml files of a folder. But this throws an exception when the folder does not exist, how can I check if the folder exists with the new IO?
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How to convert SQL Query result to PANDAS Data Structure?
...rt. (Thanks to @Daniel Velkov)
Used refs:
Querying Data Using Connector/Python
Connecting to MYSQL with Python in 3 steps
import pandas as pd
import mysql.connector
# Setup MySQL connection
db = mysql.connector.connect(
host="<IP>", # your host, usually localhost
u...
Django class-based view: How do I pass additional parameters to the as_view method?
... and this is an example but yes definitely *should avoid wildcard imports: python.org/dev/peps/pep-0008/#imports
– user9903
Apr 4 '18 at 15:55
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