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Is there a way to iterate over a dictionary?
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326
Yes, NSDictionary supports fast enumeration. With Objective-C 2.0, you can do this:
// To pri...
Getting visitors country from their IP
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answered Nov 28 '12 at 7:32
Chandra NakkaChandra Nakka
12.8k77 gold badges2929 silver badges5151 bronze badges
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C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?
...kes an optional collection of Expression<Func<T,object>> (e.g. _repo.GetById(id, x => x.MyCollection))
– Derek Greer
Jul 17 '15 at 16:20
4
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What's the difference between :: (double colon) and -> (arrow) in PHP?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Verifying signed git commits?
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tarlebtarleb
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Pass Method as Parameter using C#
...ly a generic?
– Jay
Jul 5 '16 at 16:32
if you want to pass parameters be aware of this: stackoverflow.com/a/5414539/27...
Representing graphs (data structure) in Python
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devsaw
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answered Aug 19 '17 at 15:36
Vineet JainVineet Jain
1,24244 ...
Logical operators (“and”, “or”) in DOS batch
...an implicit conjunction.
IF Exist File1.Dat IF Exist File2.Dat GOTO FILE12_EXIST_LABEL
If File1.Dat and File1.Dat exist then jump the label FILE12_EXIST_LABEL.
See also: IF /?
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?
...little different.
var query =
from t1 in myTABLE1List // List<TABLE_1>
join t2 in myTABLE1List
on new { t1.ColumnA, t1.ColumnB } equals new { t2.ColumnA, t2.ColumnB }
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You have to take advantage of anonymous types and compose a type for the multiple columns you wish to ...
Copy a table from one database to another in Postgres
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Extract the table and pipe it directly to the target database:
pg_dump -t table_to_copy source_db | psql target_db
Note: If the other database already has the table set up, you should use the -a flag to import data only, else you may see weird errors like "Out of memory":
pg_dump -a -t ...