大约有 19,000 项符合查询结果（耗时：0.0288秒） [XML]
Regular expression for letters, numbers and - _
... Go (golang) users, heads up, pattern here will result in false for empty raw string literals. Playground. Use @nonopolarity's solution below.
– BentCoder
Jun 27 at 18:40
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Do copyright dates need to be updated? [closed]
...ed the software yourself, I don't know if updating the notice is correct. Consult a lawyer specializing in copyright law if you need to know.
– David Thornley
Mar 5 '10 at 22:16
3...
GOTO still considered harmful? [closed]
...ver possible. While it's possible to use goto to produce unmaintainable, sprawling code, it nevertheless remains in modern programming languages . Even the advanced continuation control structure in Scheme can be described as a sophisticated goto.
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How do I download a tarball from GitHub using cURL?
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Why lately there are certificates problems on raw.github.com? I had problems to install homebrew and rvm on a new machine. I used to copy and paste from the homepage and was working. Now I get the certificate problem: ruby -e "$(curl -fsSL raw.github.com/mxcl/homebrew/...
Get the data received in a Flask request
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To get the raw data, use request.data. This only works if it couldn't be parsed as form data, otherwise it will be empty and request.form will have the parsed data.
from flask import request
request.data
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Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
... is NO savings as the expansion of the * has to happen anyway, which means consulting the table(s) schema anyway. Realistically, listing the columns will incur the same cost because they have to be validated against the schema. In other words this is a complete wash.
For item 4, when you specify sp...
Error handling in C code
...debugger. This allows for easier debugging without the need to constantly consult a header file. Having a function to translate this enum into a string is helpful as well.
The most important issue regardless of approach used is to be consistent. This applies to function and argument naming, arg...
How to import other Python files?
...x import package_name.module_name.
For more info on packages and modules, consult this link.
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How I can I lazily read multiple JSON values from a file/stream in Python?
... That re won't work - the backslashes need escaping. Consider a raw string r'...'.
– Tom Swirly
Jun 19 '17 at 9:48
2
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Using an ORM or plain SQL? [closed]
...Like in JPA there are some queries that simply aren't possible that are in raw SQL and when you have to use raw SQL in JPA it's not pretty (C#/.Net at least has dynamic types--var--which is a lot nicer than an Object array);
There are an awful lot of "gotchas" when using ORMs. This includes uninten...