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What is the difference between a schema and a table and a database?
...ction of tables. A DBMS (Database Management System) is the software (like MySQL, SQL Server, Oracle, etc) that manages and runs a database.
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PreparedStatement IN clause alternatives?
...in select or DML, since it is Oracle, which offers lightyears of more than MySQL or similar simple database engines. PL/SQL allows you to hide the storage model from your application domain model in an effective way.
The trick here is:
we need a call which accepts the long string, and store somewh...
How to drop all user tables?
...
Being new to Oracle and I'm more familiar with MySQL; reseting a DB seems difficult. IN MySQL a USER is separate to a DATABASE. DROP USER username CASCADE worked for me. But in MySQL all I would have to do is DROP DATABASE and create a new one
– gawp...
What is the equivalent of 'describe table' in SQL Server?
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I like this because it works on MySQL too, so I don't have to change my SQL in my code
– Abdul
Sep 1 '15 at 2:14
1
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How can I access and process nested objects, arrays or JSON?
...st be a leaf node
return node;
}
}
const first_leaf = getLeaf(root);
const root = {
leftChild: {
leftChild: {
leftChild: null,
rightChild: null,
data: 42
},
rightChild: {
leftChild: null,
...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...nt-child hierarchy.
The applicationContext.xml defines the beans for the "root webapp context", i.e. the context associated with the webapp.
The spring-servlet.xml (or whatever else you call it) defines the beans for one servlet's app context. There can be many of these in a webapp, one per Sprin...
Django: How to manage development and production settings?
...
MIDDLEWARE = [...]
TEMPLATES = [{...}]
...
STATIC_URL = '/static/'
STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')
MEDIA_ROOT = os.path.join(BASE_DIR, '/path/')
MEDIA_URL = '/path/'
Open dev.py and include that stuff which is development specific for example:
dev.py:
DEBUG = True
ALLOWED_HOST...
Difference between method and function in Scala
...his abomination has been struck from the language?
– root
Jul 1 '13 at 21:19
2
@root - what about...
How to import a Python class that is in a directory above?
...lar system
This is why we write import foo to load a module "foo" from the root namespace, instead of writing:
foo = dict(); # please avoid doing this
with open(os.path.join(os.path.dirname(__file__), '../foo.py') as foo_fh: # please avoid doing this
exec(compile(foo_fh.read(), 'foo.py', 'exec...
.war vs .ear file
...ch as application security role mapping, EJB reference mapping and context root URL mapping of web modules.
Apart from Web modules and EJB modules, EAR files can also contain connector modules packaged as RAR files and Client modules packaged as JAR files.
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