大约有 14,532 项符合查询结果（耗时：0.0195秒） [XML]
Reset the database (purge all), then seed a database
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Side note to this: if in Production, you might have to restart the rails server for changes to appear/pages to update.
– etusm
Dec 13 '14 at 16:48
add a comm...
Dynamically set local variable [duplicate]
...nc_dict.update(locals()) # Key line number 3
threading.Thread(target = op).start()
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It's a pretty heavy handed / contrived example, but if there are a lot of locals or you're still in the process of prototyping this pattern becomes useful. Mostly I was just bitter about all the data stores be...
Batch file to delete files older than N days
...hange 7 for the number of days to keep.
set dSource=C:\temp : This is the starting directory to check for files.
NOTES
This is non-destructive code, it will display what would have happened.
Change :
if !epoch! LEQ %slice% (echo DELETE %%f ^(%%~tf^)) ELSE echo keep %%f ^(%%~tf^)
to something ...
What is the purpose of the word 'self'?
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Vector.length_new = length_global... I actually started to use syntax like this in my class declarations. Whenever I only want to inherit some of the methods from another class, I just explicitly copy the reference to the methods.
– Jeeyoung Kim
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Flask-SQLAlchemy import/context issue
... original app.py: https://flask-sqlalchemy.palletsprojects.com/en/2.x/quickstart/
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app = flask.Flask(__name__)
app.config['DEBUG'] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:////tmp/test.db'
db = flask.ext.sqlalchemy.SQLAlchemy(app)
class Person(db.Model):
id = db.Column(db.Int...
Share cookie between subdomain and domain
...calhost.com" or something like that. Then all the "set cookies" behaviours started following the explanations written here in this answer. Hoping this might help somebody.
– Cesc
Mar 20 at 16:31
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Convert char to int in C and C++
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Well, in ASCII code, the numbers (digits) start from 48. All you need to do is:
int x = (int)character - 48;
Or, since the character '0' has the ASCII code of 48, you can just write:
int x = character - '0'; // The (int) cast is not necessary.
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What is the difference between and ?
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@JeremyWiggins, about your last 2 lines in your answer, starting with "it doesn't help the browser....". What if the website is an international (internationalized), would setting the language tag still be needed?
– Yustme
May 19 '14 at 12:46...
libpthread.so.0: error adding symbols: DSO missing from command line
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I think you can do -Wl,--start-group -la -lb- -lc -Wl,--end-group for circular dependencies.
– Z boson
Oct 28 '14 at 13:02
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How to find the files that are created in the last hour in unix
...erence between the time of a file's inode creation and
the time find was started, rounded up to the next full minute, is n
minutes.
Obviously, you may want to set up a bit differently, but this primary seems the best solution for searching for any file created in the last N minutes.
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