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Best way to remove from NSMutableArray while iterating?
...an NSMutableArray and remove multiple objects that fit a certain criteria, what's the best way to do this without restarting the loop each time I remove an object?
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Use of “global” keyword in Python
What I understand from reading the documentation is that Python has a separate namespace for functions, and if I want to use a global variable in that function, I need to use global .
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Error handling with node.js streams
What's the correct way to handle errors with streams? I already know there's an 'error' event you can listen on, but I want to know some more details about arbitrarily complicated situations.
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How should I ethically approach user password storage for later plaintext retrieval?
...u don't really need to retrieve the password they set (they don't remember what it is anyway), you need to be able to give them a password they can use.
Think about it: if the user needs to retrieve the password, it's because they've forgotten it. In which case a new password is just as good as th...
How to create materialized views in SQL Server?
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Thanks for your reply. I got what i want.. I would like to know about indexes as well. I want to know is there any way to generate star schema diagram in SQL server when I have all the table structure ready ? If Yes how do i create fact table for that ?
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GDB corrupted stack frame - How to debug?
...d then sets the PC to the target value (bogus in this case), so if this is what happened, you can easily undo it by manually popping the PC off the stack. In 32-bit x86 code you just do:
(gdb) set $pc = *(void **)$esp
(gdb) set $esp = $esp + 4
With 64-bit x86 code you need
(gdb) set $pc = *(voi...
Strip all non-numeric characters from string in JavaScript
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@cwd I have no idea what has been supported in past or current browsers. The question specified a non-DOM context, so it's likely that the poster was scripting in a non web browser environment.
– csj
Feb 25...
Boolean Field in Oracle
... from bananas
Advantages of 'Y'/'N':
Takes up less space than 0/1
It's what Oracle suggests, so might be what some people are more used to
Another poster suggested 'Y'/null for performance gains. If you've proven that you need the performance, then fair enough, but otherwise avoid since it mak...
setTimeout in for-loop does not print consecutive values [duplicate]
...er functions will share the same variable "i". When the loop is finished, what's the value of "i"? It's 3! By using an intermediating function, a copy of the value of the variable is made. Since the timeout handler is created in the context of that copy, it has its own private "i" to use.
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Get the name of an object's type
...acks that all fall down in one way or another:
Here is a hack that will do what you need - be aware that it modifies the Object's prototype, something people frown upon (usually for good reason)
Object.prototype.getName = function() {
var funcNameRegex = /function (.{1,})\(/;
var results = (f...