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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
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You can't do this with a HTML select tag, but you can do it with JavaScript and HTML. There are variety of existing controls that do this - for instance, the "suggest" list attached to the SO "interesting/ignored tag" entry, or Gmail's lookup f...
Datetime - Get next tuesday
... Tuesday", but this code gives you "the next Tuesday to occur, or today if it's already Tuesday":
DateTime today = DateTime.Today;
// The (... + 7) % 7 ensures we end up with a value in the range [0, 6]
int daysUntilTuesday = ((int) DayOfWeek.Tuesday - (int) today.DayOfWeek + 7) % 7;
DateTime nextT...
Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
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A little late here but generally I've seen this problem occur when you get a 'tablespace full' error when running in a 'innodb_file_per_table' mode. Without going into too much detail (more here), the database server's tablespa...
Convert a JSON string to object in Java ME?
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I used a few of them and my favorite is,
http://code.google.com/p/json-simple/
The library is very small so it's perfect for J2ME.
You can parse JSON into Java object in one line like this,
JSONObject json = (JSONObject)new JSONParser().parse("{\"name\"...
Computed read-only property vs function in Swift
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It seems to me that it's mostly a matter of style: I strongly prefer using properties for just that: properties; meaning simple values that you can get and/or set. I use functions (or methods) when actual work is being done. ...
prototype based vs. class based inheritance
...ript, every object is at the same time an instance and a class. To do inheritance, you can use any object instance as a prototype.
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Get unique values from a list in python [duplicate]
...ob', 'debate', 'thenandnow']
myset = set(mylist)
print(myset)
If you use it further as a list, you should convert it back to a list by doing:
mynewlist = list(myset)
Another possibility, probably faster would be to use a set from the beginning, instead of a list. Then your code should be:
outp...
Most pythonic way to delete a file which may not exist
I want to delete the file filename if it exists. Is it proper to say
13 Answers
13
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How does having a dynamic variable affect performance?
...ic in C#. I've read dynamic makes the compiler run again, but what does it do?
2 Answers
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Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
I created a windows application developed in .NET 3.5 in a 32 bit Windows 2008 server. When deployed the application in a 64 bit server it shows the error "Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine ".
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