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How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...ordinates:
mysqldump --master-data --all-databases --flush-privileges | gzip -1 > replication.sql.gz
Copy the replication.sql.gz file to the slave and then import it with zcat to the instance of MySQL running on the slave:
zcat replication.sql.gz | mysql
Start replication by issuing the com...
In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...data can be both sent from and to a generator.
(If we were talking about TCP, yield from g might mean "now temporarily disconnect my client's socket and reconnect it to this other server socket".)
BTW, if you are not sure what sending data to a generator even means, you need to drop everything an...
Detect URLs in text with JavaScript
...ther a proof of how to do the string wrapping inside the text, with JavaScript.
OK so lets just use this one: /(https?:\/\/[^\s]+)/g
Again, this is a bad regex. It will have many false positives. However it's good enough for this example.
function urlify(text) {
var urlRegex = /(https?:\/\...
Can someone copyright a SQL query? [closed]
...
If I were you, I would write a full description of what the query needs to do, including all the tables, fieldnames etc., and post that here. Someone here is bound to be able to write a new version of the query that is not copyright your developer, and you can edit ...
Best way to store date/time in mongodb
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The best way is to store native JavaScript Date objects, which map onto BSON native Date objects.
> db.test.insert({date: ISODate()})
> db.test.insert({date: new Date()})
> db.test.find()
{ "_id" : ObjectId("..."), "date" : ISODate("2014-02-10T10:50:42.3...
Show Youtube video source into HTML5 video tag?
...src="http://v20.lscache8.c.youtube.com/videoplayback?sparams=id%2Cexpire%2Cip%2Cipbits%2Citag%2Cratebypass%2Coc%3AU0hPRVRMVV9FSkNOOV9MRllD&itag=43&ipbits=0&signature=D2BCBE2F115E68C5FF97673F1D797F3C3E3BFB99.59252109C7D2B995A8D51A461FF9A6264879948E&sver=3&rateb...
Where should signal handlers live in a django project?
...r that - good to know. I'm logging all logins using this method (recording IP / user agent), and haven't had any duplicates so far - although that doesn't mean a small change down the line won't cause a problem!
– Hugo Rodger-Brown
Apr 23 '13 at 10:01
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How to choose between Hudson and Jenkins? [closed]
...he Hudson side of the divide, with a raft of architectural changes in the pipeline. Will be interesting to see if team Jenkins still have enough inovation up their sleeves to retain the developer/user mindshare
– magicduncan
Feb 18 '11 at 9:59
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Remote debugging a Java application
... have the .jar / .class files combined with the decompiler. IDE such as Eclipse can have a decompiler such as JDecompiler installed so that you can debug the .class file as if it's a .java file (excluding the comments).
– Iwan Satria
Feb 3 '18 at 13:04
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Match whitespace but not newlines
...ke sure you use this with flags=re.UNICODE.
– Carson Ip
Jun 10 '19 at 4:17
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