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Android equivalent to NSNotificationCenter
In the process of porting an iPhone application over to android, I am looking for the best way to communicate within the app. Intents seem to be the way to go, is this the best (only) option? NSUserDefaults seems much lighter weight than Intents do in both performance and coding.
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PHP multidimensional array search by value
I have an array where I want to search the uid and get the key of the array.
23 Answers
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Two single-column indexes vs one two-column index in MySQL?
I'm faced with the following and I'm not sure what's best practice.
4 Answers
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Focus Next Element In Tab Index
...want
tabbables[i].focus(); //if it's the one we want, focus it and exit the loop
break;
}
}
}
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get all keys set in memcached
... Please note that stats cachedump is an undocumented feature and is not supported by the memcached team. It is meant for debugging only and not intended for production use.
– mikewied
Oct 24 '13 at 21:23
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Attempt to present UIViewController on UIViewController whose view is not in the window hierarchy
Just started using Xcode 4.5 and I got this error in the console:
33 Answers
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How to test if string exists in file with Bash?
...e.
-q, --quiet, --silent
Quiet; do not write anything to standard output. Exit immediately with zero status if any match is found, even if an error was detected. Also see the -s or --no-messages option.
Error handling
As rightfully pointed out in the comments, the above approach ...
Add leading zeroes/0's to existing Excel values to certain length
There are many, many questions and quality answers on SO regarding how to prevent leading zeroes from getting stripped when importing to or exporting from Excel. However, I already have a spreadsheet that has values in it that were truncated as numbers when, in fact, they should have been handled a...
How do I determine if a port is open on a Windows server? [closed]
...e default option 'telnet' is not recognized as an internal or external command, operable program or batch file. To solve this, just enable it: Click *Start** → Control Panel → Programs → Turn Windows Features on or off. In the list, scroll down and select Telnet Client and click OK.
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Windows recursive grep command-line
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findstr can do recursive searches (/S) and supports some variant of regex syntax (/R).
C:\>findstr /?
Searches for strings in files.
FINDSTR [/B] [/E] [/L] [/R] [/S] [/I] [/X] [/V] [/N] [/M] [/O] [/P] [/F:file]
[/C:string] [/G:file] [/D:dir list] [/A...