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How to get the number of Characters in a String?
...ing.
len([]rune("世界")) will print 2. At leats in Go 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 24923)
The compiler detects len([]rune(string)) pattern automatically, and replaces it with for r := range s call.
Adds a new runtime function...
NSAttributedString add text alignment
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edited Dec 13 '14 at 1:03
Bo A
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answered Jul 23...
To ternary or not to ternary? [closed]
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Use it for simple expressions only:
int a = (b > 10) ? c : d;
Don't chain or nest ternary operators as it hard to read and confusing:
int a = b > 10 ? c < 20 ? 50 : 80 : e == 2 ? 4 : 8;
Moreover, when using ternary operator, consider formatting the code in a way t...
Remove first element from $@ in bash [duplicate]
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Use shift?
http://tldp.org/LDP/Bash-Beginners-Guide/html/sect_09_07.html
Basically, read $1 for the first argument before the loop (or $0 if what you're wanting to check is the script name), then use shift, then loop over the remaining $@.
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Check if a JavaScript string is a URL
...ted Feb 25 '19 at 15:23
3limin4t0r
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answered Apr 19 '11 at 13:29
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Can I get chrome-devtools to actually search all JS sources?
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Darryl Hein
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answered Jun 24 '13 at 10:54
jaredwillijaredwilli
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Convert between UIImage and Base64 string
...ta format
let imageData:NSData = NSData.init(contentsOfURL: url)!
Swift 2.0 > Encoding
let strBase64:String = imageData.base64EncodedStringWithOptions(.Encoding64CharacterLineLength)
Swift 2.0 > Decoding
let dataDecoded:NSData = NSData(base64EncodedString: strBase64, options: NSDataBase64Dec...
View the Task's activity stack
...ctivity:
Activities in Current Activity Manager State:
* TaskRecord{44d07218 #4 A android.task.contacts}
clearOnBackground=true numActivities=2 rootWasReset=true
affinity=android.task.contacts
intent={act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x1060000...
How to display long messages in logcat
... to display long message on logcat. If the length of message is more than 1000 characters, it gets broken.
10 Answers
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Inspecting standard container (std::map) contents with gdb
...db that can inspect STL containers for you:
http://sourceware.org/ml/gdb/2008-02/msg00064.html
However, I don't use this, so YMMV
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