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What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
All code written in .NET languages compiles to MSIL, but are there specific tasks / operations that you can do only using MSIL directly?
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Does SQLAlchemy have an equivalent of Django's get_or_create?
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That's basically the way to do it, there is no shortcut readily available AFAIK.
You could generalize it ofcourse:
def get_or_create(session, model, defaults=None, **kwargs):
instance = session.query(model).filter_by(**kwargs).firs...
How can I add a class to a DOM element in JavaScript?
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An explanation would be in order. For example, what do you mean by "a function approach"? Can you elaborate (by editing your answer, not here in comments)? Thanks in advance.
– Peter Mortensen
Jan 29 at 10:07
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Python: Why is functools.partial necessary?
...rticular) appear to like lambda just fine – I say "most", definitely not all, because Guido and I assuredly are among those "familiar with" (etc) yet think of lambda as an eyesore anomaly in Python...
He was repentant of ever having accepted it into Python whereas planned to remove it from Python ...
Sorting a vector in descending order
Should I use
11 Answers
11
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MySQL skip first 10 results
...do, for impala and other databases where the limit with offset requires an order argument which is not always desirable.
– KarthikS
Apr 23 '17 at 22:26
add a comment
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Replace new lines with a comma delimiter with Notepad++?
... or anything else:
Click Edit -> Blank Operations -> EOL to space
[All the items should now be in a single line separated by a 'space']
Select any 'space' and do a Replace All (by ',')
share
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Difference between Key, Primary Key, Unique Key and Index in MySQL
...trieval. An index is typically created on columns used in JOIN, WHERE, and ORDER BY clauses.
Imagine you have a table called users and you want to search for all the users which have the last name 'Smith'. Without an index, the database would have to go through all the records of the table: this i...
Postgres unique constraint vs index
...ion (not only on column) and define some other parameters (collation, sort order, NULLs placement).
You cannot add table constraint using partial index.
alter table master add column part_id integer;
create unique index master_partial_idx on master (part_id) where part_id is not null;
alter table...
Call a python function from jinja2
I am using jinja2, and I want to call a python function as a helper, using a similar syntax as if I were calling a macro. jinja2 seems intent on preventing me from making a function call, and insists I repeat myself by copying the function into a template as a macro.
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