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Oracle “(+)” Operator
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Exactly right. In order to keep the (+) straight in my head (left side vs. right side), I like to think of the (+) as "adding NULL values if no match found". For example, "a.id=b.id(+)" means allow b.id to be NULL if there is no match with a....
C++ Redefinition Header Files (winsock2.h)
...t;winsock2.h> #include <ws2tcpip.h> #include <windows.h> in order and was getting winsock2,h file not found. Included #define _WINSOCKAPI_ above all 3 includes still the same error
– Ava
Mar 8 '12 at 19:06
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What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association
...o understand this, you must take a step back. In OO, the customer owns the orders (orders are a list in the customer object). There can't be an order without a customer. So the customer seems to be the owner of the orders.
But in the SQL world, one item will actually contain a pointer to the other....
How to read and write INI file with Python3?
...es
When writing out config files, ConfigObj preserves all comments and the order of members and sections
Many useful methods and options for working with configuration files (like the 'reload' method)
Full Unicode support
It has some draw backs:
You cannot set the delimiter, it has to be =… (p...
typecast string to integer - Postgres
...ing into an integer.
Solution
Create a user-defined function inspired by PHP's intval() function.
CREATE FUNCTION intval(character varying) RETURNS integer AS $$
SELECT
CASE
WHEN length(btrim(regexp_replace($1, '[^0-9]', '','g')))>0 THEN btrim(regexp_replace($1, '[^0-9]', '','g'))::intege...
扒皮美女创业者：15分钟拿下薛蛮子 7家风投追捧 - 资讯 - 清泛网 - 专注C/C...
...拿的是自家的钱在创业，那是创业没多久，就要考虑盈利问题的，如果持续不赚钱，没有人会进行下去。但是互联网投资就不一样了，烧的是别人的钱，钱烧的越快，市场占有的越广，说明你越牛X.
不乏一些情况下，烧钱烧到...
unable to copy/paste in mingw shell
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The section about vim is helpful, however in order to paste something pressing 'p' worked, 'ctrl'+'shift'+'v' did not.
– MarkusParker
Apr 3 '18 at 13:55
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Difference between Repository and Service Layer?
...ce layer This part operates on view models.
EDIT:
Example of flow for /Orders/ByClient/5 (we want to see order for specific client):
public class OrderController
{
private IOrderService _orderService;
public OrderController(IOrderService orderService)
{
_orderService = orde...
How do I remove an item from a stl vector with a certain value?
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Does this all-in-one-statement form depend on the order in which the compiler evaluates the arguments, or is vec.end() guaranteed to be the same on either side of the call to std::remove? It looks to me in reading other parts of the web like this is safe, but it should be st...
partial string formatting
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If you know in what order you're formatting things:
s = '{foo} {{bar}}'
Use it like this:
ss = s.format(foo='FOO')
print ss
>>> 'FOO {bar}'
print ss.format(bar='BAR')
>>> 'FOO BAR'
You can't specify foo and bar at the ...