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How to add a line break in an Android TextView?
... i just wanted to add that this quote-stuff also works fine with special characters in string resources or with languages like greek or russian... (if you encounter any problems)
– datayeah
Jun 19 '12 at 10:09
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Difference: std::runtime_error vs std::exception()
... not standard. The runtime_error class has a constructor taking arguments (char*) on both platforms, Windows and Linux. To be portable, better use runtime_error.
(And remember, just because a specification of your project says your code does not have to run on Linux, it does not mean it does never ...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...; 对应表达式 -a
__concat(a, b) 对应表达式 a .. b
__len(a)  ...
View array in Visual Studio debugger? [duplicate]
...lso use a cast in the debug view. If pArray is of type void* you can type (char*) pArray, 10 which will display the content of the array interpreted as char.
– VoidStar
Aug 15 '13 at 9:26
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Why is enum class preferred over plain enum?
...this is usually an int. Also each enumerated type shall be compatible with char or a signed/unsigned integer type.
This is a wide description of what an enum underlying type must be, so each compiler will take decisions on his own about the underlying type of the classic enum and sometimes the resu...
Generate a random letter in Python
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>>>def random_char(y):
return ''.join(random.choice(string.ascii_letters) for x in range(y))
>>>print (random_char(5))
>>>fxkea
to generate y number of random characters
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Convert hyphens to camel case (camelCase)
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@wolfram77, You include multiple dashes/space characters in the regexp, then uppercase the second character of the match, meaning if the second character is a space or dash, it is the one getting uppercased. How about this: var camelCased = myString.replace(/(-+|\s+)\w/g...
How does a garbage collector avoid an infinite loop here?
...] in <filename unknown>:0
at System.IO.StreamWriter.Write (System.Char[] buffer, Int32 index, Int32 count) [0x00000] in <filename unknown>:0
at System.IO.CStreamWriter.Write (System.Char[] buffer, Int32 index, Int32 count) [0x00000] in <filename unknown>:0
at System.IO.CSt...
Get individual query parameters from Uri [duplicate]
...)=([^?&]+)" since [|?]& also matches | and [^?|^&] matches any char but ? / | / ^ and &.
– Wiktor Stribiżew
Apr 13 '18 at 8:43
add a comment
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How to check whether a file is empty or not?
... my_file.seek(0) #ensure you're at the start of the file..
... first_char = my_file.read(1) #get the first character
... if not first_char:
... print "file is empty" #first character is the empty string..
... else:
... my_file.seek(0) #first character wasn't empty, retu...