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PostgreSQL: Difference between text and varchar (character varying)
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792
There is no difference, under the hood it's all varlena (variable length array).
Check this art...
How to re-raise an exception in nested try/except blocks?
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132
As of Python 3 the traceback is stored in the exception, so a simple raise e will do the (mostly...
Eliminate space before \begin{itemize} [closed]
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edited Aug 18 '14 at 0:21
Martin Thoma
81.2k102102 gold badges454454 silver badges700700 bronze badges
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Select statement to find duplicates on certain fields
...lds for which there are multiple records, you can use..
select field1,field2,field3, count(*)
from table_name
group by field1,field2,field3
having count(*) > 1
Check this link for more information on how to delete the rows.
http://support.microsoft.com/kb/139444
There should be a criterion...
How to create a function in a cshtml template?
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283
You can use the @helper Razor directive:
@helper WelcomeMessage(string username)
{
<p&...
What do single quotes do in C++ when used on multiple characters?
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285
It's a multi-character literal. 1952805748 is 0x74657374, which decomposes as
0x74 -> 't'
0...
pythonw.exe or python.exe?
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edited Nov 13 '19 at 11:25
Sen Jacob
2,91733 gold badges3030 silver badges5151 bronze badges
answered ...
Getting the difference between two repositories
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260
In repo_a:
git remote add -f b path/to/repo_b.git
git remote update
git diff master remotes/b...
Difference between assertEquals and assertSame in phpunit?
...d as you can see in the example below the above excerpt, they are passing '2204' and 2204, which will fail using assertSame because one is a string and one is an int, basically:
'2204' !== 2204
assertSame('2204', 2204) // this test fails
assertEquals
"Reports an error identified by $message i...
How can I use Guzzle to send a POST request in JSON?
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268
For Guzzle 5, 6 and 7 you do it like this:
use GuzzleHttp\Client;
$client = new Client();
$r...