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What does the keyword Set actually do in VBA?
Hopefully an easy question, but I'd quite like a technical answer to this!
7 Answers
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Python assigning multiple variables to same value? list behavior
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>>> a=b=c=[0,3,5]
>>> a is b
True
You then ask:
what is different from this?
d=e=f=3
e=4
print('f:',f)
print('e:',e)
Here, you're rebinding the name e to the value 4. That doesn't affect the names d and f in any way.
In your previous version, you were assigning to a[0...
Can hash tables really be O(1)?
... you're hashing ints or something else that fits in a machine word. That's what most theory on hashing assumes.
– Thomas Ahle
May 30 '14 at 12:40
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Create an index on a huge MySQL production table without table locking
...e."
This is ****FALSE**** (at least for MyISAM / InnoDB tables, which is what 99.999% of people out there use. Clustered Edition is different.)
Doing UPDATE operations on a table will BLOCK while the index is being created. MySQL is really, really stupid about this (and a few other things).
Te...
How to prevent http file caching in Apache httpd (MAMP)
...y files are showing up with http 200 instead of 304 between requests, just what I needed.
– dmck
Jul 30 '12 at 22:26
2
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Cron jobs and random times, within given hours
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If I understand what you're looking for, you'll need to do something a bit messy, like having a cron job that runs a bash script that randomizes the run times... Something like this:
crontab:
0 9 * * * /path/to/bashscript
and in /path/t...
How to get the current time as datetime
...e time of this writing, it returned 497626515.185066, probably not exactly what you are looking for. Keep reading.
Creating Another Date and Time
Method 1
If you know the number of seconds before or after the reference date, you can use that.
let someOtherDateTime = Date(timeIntervalSinceReferenceDa...
Merging two arrays in .NET
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What about .NET 4.0, any news?
– Shimmy Weitzhandler
Aug 9 '10 at 7:50
4
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Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
...rmat strings are in Unicode format. Behind the link is a table explaining what all the letters above mean so you can build your own.
And of course don't forget to release your date formatters when you're done with them. The above code leaks format, now, and inFormat.
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Set a default font for whole iOS app?
...t fontWithName:@"YourFontName" size:17.0]];
That will set the font to be whatever your custom font is for all UILabels in your app. You'll need to repeat it for each control (UIButton, UILabel, etc.).
Remember you'll need to put the UIAppFonts value in your info.plist and include the name of the...