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Stock ticker symbol lookup API [closed]
...e so:
http://d.yimg.com/autoc.finance.yahoo.com/autoc?query=yahoo&callback=YAHOO.Finance.SymbolSuggest.ssCallback
Where query is the company name.
You'll get something like this in return:
YAHOO.Finance.SymbolSuggest.ssCallback(
{
"ResultSet": {
"Query": "ya",
"Result...
How is Python's List Implemented?
...dynamic array. Practical proof: Indexing takes (of course with extremely small differences (0.0013 µsecs!)) the same time regardless of index:
...>python -m timeit --setup="x = [None]*1000" "x[500]"
10000000 loops, best of 3: 0.0579 usec per loop
...>python -m timeit --setup="x = [None]*100...
Why do std::shared_ptr work
...
The trick is that std::shared_ptr performs type erasure. Basically, when a new shared_ptr is created it will store internally a deleter function (which can be given as argument to the constructor but if not present defaults to calling delete). When the shared_ptr is destroyed, it calls ...
No connection could be made because the target machine actively refused it?
...
If this happens always, it literally means that the machine exists but that it has no services listening on the specified port, or there is a firewall stopping you.
If it happens occasionally - you used the word "sometimes" - and retrying succeeds, it is l...
Loop through files in a folder using VBA?
... bottom.
The way that I've handled this is to use the Dir function to get all of the sub-folders for the target folder and load them into an array, then pass the array into a function that recurses.
Here's a class that I wrote that accomplishes this, it includes the ability to search for filters....
Why do I get “'property cannot be assigned” when sending an SMTP email?
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That's because it's a collection. You can just call add to it
– Oskar Kjellin
Feb 8 '12 at 21:03
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How can I set the default value for an HTML element?
...ers. I find it handy to be able to use XPath/XSLT on web documents occasionally.
– Borealid
Nov 13 '14 at 19:24
70
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What is private bytes, virtual bytes, working set?
...se values are a reliable indicator of how much memory an executable is actually using, and none of them are really appropriate for debugging a memory leak.
Private Bytes refer to the amount of memory that the process executable has asked for - not necessarily the amount it is actually using. They ...
Do I need to heartbeat to keep a TCP connection open?
...vice in the middle of the connection that tracks its state (such as a firewall), you may need keepalives in order to keep the state table entry from expiring.
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How to prevent going back to the previous activity?
...rs to go back to. For instance, in your sign in activity, right after you call startActivity, call finish(). When the users hit the back button, they will not be able to go to the sign in activity because it has been killed off the stack.
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