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Get index of selected option with jQuery
...that this answer doesn't require the [0] of OP's preferred answer and as a python dev, I can really appreciate the readability of this answer.
– NuclearPeon
Jul 14 '14 at 11:05
4
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Why does Hibernate require no argument constructor?
...uctor.newInstance() instead of Class.newInstance(). Appropriate mapping in XML/annotations would be needed, before Java 8, but it is entirely doable.
– drrob
May 22 '17 at 10:54
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Is there anyway to exclude artifacts inherited from a parent POM?
...e to push the other children's dependence on log4j down into their own pom.xml files so that mine is unobstructed.
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Open Graph namespace declaration: HTML with XMLNS or head prefix?
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@PaulTarjan Here! That one has an example using xmlns. Also, should the prefix be used on html or head tag? Would it be fine either way? Which is recommended?
– its_me
Aug 16 '12 at 12:55
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MongoDb query condition on comparing 2 fields
...t and filter. This way you avoid javascript execution. Below is my test in python:
import pymongo
from random import randrange
docs = [{'Grade1': randrange(10), 'Grade2': randrange(10)} for __ in range(100000)]
coll = pymongo.MongoClient().test_db.grades
coll.insert_many(docs)
Using aggregate:
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Formatting numbers (decimal places, thousands separators, etc) with CSS
... once it's in the DOM or format it via your language server-side (PHP/ruby/python etc.)
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What are the Web.Debug.config and Web.Release.Config files for?
...tions and Web Deploy parameters. A Web.config transformation file contains XML markup that specifies how to change the Web.config file when it is deployed.
You can specify
different changes for specific build configurations and for specific
publish profiles. The default build configurations a...
Download a file by jQuery.Ajax
...request like that:
function downloadFile(urlToSend) {
var req = new XMLHttpRequest();
req.open("GET", urlToSend, true);
req.responseType = "blob";
req.onload = function (event) {
var blob = req.response;
var fileName = req.getResponseHeader("fileName") //if yo...
What is the difference between persist() and merge() in JPA and Hibernate?
... cascade=ALL
annotation element value or specified
with the equivalent XML descriptor
element.
If X is a removed entity,
it becomes managed.
If X is a
detached object, the
EntityExistsException may be thrown
when the persist operation is invoked,
or the EntityExistsException or
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Maven: The packaging for this project did not assign a file to the build artifact
... case, I've added generation jar with sources. By placing this code in pom.xml:
<build>
<pluginManagement>
<plugins>
<plugin>
<artifactId>maven-source-plugin</artifactId>
<version>2.1.2</version&g...