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Python: One Try Multiple Except
...n) as e:
handle_either_of_3rd_4th_or_5th()
except Exception:
handle_all_other_exceptions()
See: http://docs.python.org/tutorial/errors.html
The "as" keyword is used to assign the error to a variable so that the error can be investigated more thoroughly later on in the code. Also note that...
Invalid default value for 'create_date' timestamp field
... - NO_ZERO_DATE.
From the reference: NO_ZERO_DATE - In strict mode, don't allow '0000-00-00' as a valid date. You can still insert zero dates with the IGNORE option. When not in strict mode, the date is accepted but a warning is generated.
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Is SHA-1 secure for password storage?
... on the circumstances, a hash function which was designed to be computationally expensive (such as bcrypt) might be a better choice.
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Programmatically get own phone number in iOS
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What's the best reason you have seen for Apple disallowing permission-based access to the user's phone number? Apple already allows permission-based access to contacts, photos, location, and the user's camera and microphone. Why not the phone number? There must be a good rea...
Margin on child element moves parent element
...igns this idea can bite you when you explicitly want a container. This is called a new block formatting context in CSS speak. The overflow or margin trick will give you that.
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Remote debugging Tomcat with Eclipse
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Actually, yours did fix it. Eclipse doesn't actually say anything when it successfully connects, and reconnecting a second time forces the error. So it was working, but I just didn't notice.
– victor
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How to link a folder with an existing Heroku app
...y. However, I'm confused as to how to link this folder up to Heroku. Originally, I used the heroku create command, but obviously I don't want to do that this time since it will create another Heroku instance.
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How to override !important?
...he !important rule.
td.a-semantic-class-name { height: 100px; }
I personally never use !important in my style sheets. Remember that the C in CSS is for cascading. Using !important will break this.
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How to create streams from string in Node.Js?
...g"])
readable.on("data", (chunk) => {
console.log(chunk) // will be called once with `"input string"`
})
Note that at least between 10.17 and 12.3, a string is itself a iterable, so Readable.from("input string") will work, but emit one event per character. Readable.from(["input string"]) wil...
Save Screen (program) output to a file
I need to save the whole output of Screen to a file to check later all the content.
11 Answers
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