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Difference between abstract class and interface in Python
What is the difference between abstract class and interface in Python?
8 Answers
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Incrementing a date in JavaScript
...for #1 was wrong (it added 24 hours, failing to account for transitions to and from daylight saving time; Clever Human pointed out that it would fail with November 7, 2010 in the Eastern timezone). Instead, Jigar's answer is the correct way to do this without a library:
var tomorrow = new Date();
t...
Is HTML5 localStorage asynchronous?
...illa localstorage docs, but it looks like they've been revised since then (and the W3 spec doesn't appear to require sync/async anywhere). At this point, I'd say localstorage calls are synchronous by convention but not by spec. Unless you're aware of a browser that's implemented it async?
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Extract first item of each sublist
... the best way to extract the first item of each sublist in a list of lists and append it to a new list. So if I have:
7 Ans...
ALTER TABLE without locking the table?
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And have a thorough test plan before swapping. If it fails, start over.
– dkretz
Jan 21 '09 at 2:29
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Set “this” variable easily?
I have a pretty good understanding of Javascript, except that I can't figure out a nice way to set the "this" variable. Consider:
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TextView Marquee not working [duplicate]
I have tried to use marquee and its not working
here is my code, please let me know where im going wrong
21 Answers
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Best way to serialize an NSData into a hexadeximal string
...alString];
This is "probably" better than calling [someData description] and then stripping the spaces, <'s, and >'s. Stripping characters just feels too "hacky". Plus you never know if Apple will change the formatting of NSData's -description in the future.
NOTE: I have had people reach ou...
Detailed 500 error message, ASP + IIS 7.5
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I have come to the same problem and fixed the same way as Alex K.
So if "Send Errors To Browser" is not working set also this:
Error Pages -> 500 -> Edit Feature Settings -> "Detailed Errors"
Also note that if the content of the error page sen...
The SMTP server requires a secure connection or the client was not authenticated. The server respons
I want to send an email from my application and i have written following code for sending mail
19 Answers
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