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Reading/parsing Excel (xls) files with Python
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I highly recommend xlrd for reading .xls files.
voyager mentioned the use of COM automation. Having done this myself a few years ago, be warned that doing this is a real PITA. The number of caveats is huge and the documentation is lack...
How to add “on delete cascade” constraints?
...rop the foreign key,
add a foreign key with on delete cascade, and finally
commit the transaction
Repeat for each foreign key you want to change.
But PostgreSQL has a non-standard extension that lets you use multiple constraint clauses in a single SQL statement. For example
alter table public.sc...
How to iterate over the keys and values in an object in CoffeeScript?
...nsider the variant for own k,v of ages as mentioned by Aaron Dufour in the comments. This adds a check to exclude properties inherited from the prototype, which is probably not an issue in this example but may be if you are building on top of other stuff.
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What is the best way to tell if a character is a letter or number in Java without using regexes?
... gives true on way more than a-Z0-9 !!! refer to the doc here docs.oracle.com/javase/7/docs/api/java/lang/…
– fl0w
Mar 6 '19 at 16:49
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Updating address bar with new URL without hash or reloading the page
...afari, FF4+, and IE10pp3+! (From David Murdoch's answer to stackoverflow.com/questions/824349/… )
– Zach Lysobey
Dec 19 '11 at 17:48
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Fastest way to convert Image to Byte array
...Desktop sharing application in which I capture an image of the Desktop and Compress it and Send it to the receiver. To compress the image I need to convert it to a byte[].
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How do I call Objective-C code from Swift?
...thSomeArg:@"Arg"];
NSLog(@"RetString: %@", retString);
Notes:
If Code Completion isn't behaving as you expect, try running a quick build with ⌘⇧R to help Xcode find some of the Objective-C code from a Swift context and vice versa.
If you add a .swift file to an older project and get the er...
CSS container div not getting height
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edited Jun 20 at 9:12
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answered Oct 19 '11 at 6:21
NightfirecatNightfir...