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How to split a large text file into smaller files with equal number of lines?
...1000 lines, and default PREFIX is `x'. With no INPUT, or when INPUT
is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-a, --suffix-length=N use suffixes of length N (default 2)
-b, --bytes=SIZE put SIZE bytes per output file
-C, --li...
How to get time difference in minutes in PHP
...ght saving (depending on timezone) into account where the "old way" won't. Read the manual about Date and Time http://www.php.net/manual/en/book.datetime.php
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Maximum length for MD5 input/output
...e, in which case you can pass in blocks to the digest function as they are read, in other words, you only need to have block bytes of the input available at a time.
– L̲̳o̲̳̳n̲̳̳g̲̳̳p̲̳o̲̳̳k̲̳̳e̲̳̳
Aug 3 '10 at 8:02
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iOS: How to store username/password within an app?
...quits (if that was your concern).
Apple provides sample code that stores, reads and deletes keychain items and here is how to use the keychain wrapper class from that sample which greatly simplifies using Keychain.
Include Security.framework (in Xcode 3 right-click on frameworks folder and add exi...
iPhone SDK: what is the difference between loadView and viewDidLoad?
...I add init code to loadView, I end up with an infinite stack trace
Don't read self.view in -loadView. Only set it, don't get it.
The self.view property accessor calls -loadView if the view isn't currently loaded. There's your infinite recursion.
The usual way to build the view programmatically i...
In Flux architecture, how do you manage Store lifecycle?
I'm reading about Flux but the example Todo app is too simplistic for me to understand some key points.
3 Answers
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Better way to cast object to int
...ou have several options:
(int) — Cast operator. Works if the object already is an integer at some level in the inheritance hierarchy or if there is an implicit conversion defined.
int.Parse()/int.TryParse() — For converting from a string of unknown format.
int.ParseExact()/int.TryParseExact()...
In Functional Programming, what is a functor?
I've come across the term 'Functor' a few times while reading various articles on functional programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incred...
How to run multiple shells on Emacs
...gument. It's a way of injecting an argument into the next command. You can read more about it with C-h k C-u (C-h k runs describe-key, very handy!)
– Matt Curtis
Sep 28 '14 at 1:35
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...am that wants to wait will actually continue early.
I think it also makes reading the code easier because the semantics that you want are directly documented in code.
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