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What is the purpose of the single underscore “_” variable in Python?
...in i18n (see the
gettext
documentation for example), as in code like
raise forms.ValidationError(_("Please enter a correct username")).
# the usage of underscore in translation comes from examples in the doc
# that have been copy/pasted over decades, like this one:
import gettext
ge...
What is the best method of handling currency/money?
... your first experience. :) With acts_as_dollars, you put stuff in in 12.34 format, it's stored as 1234, and it comes out as 12.34.
– Sarah Mei
Jun 20 '09 at 2:19
50
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What is N-Tier architecture?
...programming, you need to package up the data in some sort of transportable form called "dataset" and fly them over the wire. .NET's DataSet class or Web Services protocol like SOAP are few of such attempts to fly objects over the wire.
...
Squash the first two commits in Git? [duplicate]
...uashed into the initial one):
Go back to the last commit that we want to form the initial commit (detach HEAD):
git checkout <sha1_for_B>
Reset the branch pointer to the initial commit, but leaving the index and working tree intact:
git reset --soft <sha1_for_A>
Amend the initial t...
JavaScript replace/regex
...rms of pattern interpretation, there's no difference between the following forms:
/pattern/
new RegExp("pattern")
If you want to replace a literal string using the replace method, I think you can just pass a string instead of a regexp to replace.
Otherwise, you'd have to escape any regexp speci...
jQuery add required to input fields
...
@Miura-shi You're missing the <form></form> tags in your jsFiddle
– JESTech
Oct 9 '17 at 23:24
...
What is the difference between SQL, PL-SQL and T-SQL?
...database management systems: SQL Server, Oracle, MySQL, PostgreSQL, DB2, Informix, etc.
PL/SQL is a proprietary procedural language used by Oracle
PL/pgSQL is a procedural language used by PostgreSQL
TSQL is a proprietary procedural language used by Microsoft in SQL Server.
Procedural languages ar...
How to close tag properly?
...rger the company, the more likely they work with xhtml over html, or html5 formatted like xhtml (for easy/faster parsing), or you work with other things like microdata, or enhanced markup like ixbrl.
– Robert McKee
Nov 18 '19 at 21:40
...
Turn off CSRF token in rails 3
... the correct answer for apps that have a mix of regular browser-accessible forms and API endpoints. The answer from Markus Proske would be correct if you were absolutely sure you were not going to have any browser-accessible forms in your app.
– Asfand Qazi
Ju...
How do I get the path of the current executed file in Python?
...ated with your script, then you're out of luck. In cases like that, the information you're after simply doesn't exist anywhere in your program. Your best bet would be to file a bug with the authors of the tool.
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