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How to search a specific value in all tables (PostgreSQL)?
...
How about dumping the contents of the database, then using grep?
$ pg_dump --data-only --inserts -U postgres your-db-name > a.tmp
$ grep United a.tmp
INSERT INTO countries VALUES ('US', 'United States');
INSERT INTO countries VALUES ('GB', 'United Kingdom');
The same utility, pg_dump, can...
Performing Inserts and Updates with Dapper
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edited Jun 12 '17 at 5:32
answered Apr 24 '17 at 20:02
O...
F# development and unit testing?
...I accept today that there are certain things C# allows me to express (like uint) that aren't CLS compliant, and so I refrain from using them.
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fo...
How do I view the SQL generated by the Entity Framework?
...wing:
IQueryable query = from x in appEntities
where x.id == 32
select x;
var sql = ((System.Data.Objects.ObjectQuery)query).ToTraceString();
or in EF6:
var sql = ((System.Data.Entity.Core.Objects.ObjectQuery)query)
.ToTraceString();
That will give you th...
Why '&&' and not '&'?
...There are several implementations of these operators:
For integers (int, uint, long and ulong, chapter 7.11.1):
They are implemented to compute the bitwise result of the operands and the operator, i.e. & is implement to compute the bitwise logical AND etc.
For enumerations (chapter 7.11.2):
Th...
Get ID of last inserted document in a mongoDB w/ Java driver
...me", "Matt" );
collection.insert( doc );
ObjectId id = (ObjectId)doc.get( "_id" );
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namedtuple and default values for optional keyword arguments
...Node()
Node(val=None, left=None, right=None)
Before Python 3.7
Set Node.__new__.__defaults__ to the default values.
>>> from collections import namedtuple
>>> Node = namedtuple('Node', 'val left right')
>>> Node.__new__.__defaults__ = (None,) * len(Node._fields)
>&g...
C++0x has no semaphores? How to synchronize threads?
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32
It was deliberately excluded from Boost on the basis that a semaphore is too much rope for programmers to hang themselves with. Condition v...
What is Func, how and when is it used
...PrintListToConsole<T> {
private PrintListConsoleRender<T> _renderer;
public void SetRenderer(PrintListConsoleRender<T> r) {
// this is the point where I can personalize the render mechanism
_renderer = r;
}
public void PrintToConsole(List<T>...
How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
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