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stdlib and colored output in C
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Because you can't print a character with string formating. You can also think of adding a format with something like this
#define PRINTC(c,f,s) printf ("\033[%dm" f "\033[0m", 30 + c, s)
f is format as in printf
PRINTC (4, "%s\n", "bar")
will print blue bar
P...
Find a value anywhere in a database
...served.
-- Purpose: To search all columns of all tables for a given search string
-- Written by: Narayana Vyas Kondreddi
-- Site: http://vyaskn.tripod.com
-- Tested on: SQL Server 7.0 and SQL Server 2000
-- Date modified: 28th July 2002 22:50 GMT
DECLARE @Results TABLE(ColumnName nvarchar(370), Col...
Check if object is file-like in Python
... common meanings are "has read(size)", "has read()", or "is an iterable of strings", but some old libraries may expect readline instead of one of those, some libraries like to close() files you give them, some will expect that if fileno is present then other functionality is available, etc. And simi...
Is there any connection string parser in C#?
I have a connection string and I want to be able to peek out for example "Data Source".
Is there a parser, or do I have to search the string?
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Uncaught SyntaxError: Unexpected token with JSON.parse
...ect. (creating from an object literal)
JSON.parse() is used to convert a string containing JSON notation into a Javascript object.
Your code turns the object into a string (by calling .toString()) in order to try to parse it as JSON text.
The default .toString() returns "[object Object]", which i...
Understanding the map function
...an example of what you asked for in the comments on the question - "turn a string into an array", by 'array' you probably want either a tuple or a list (both of them behave a little like arrays from other languages) -
>>> a = "hello, world"
>>> list(a)
['h', 'e', 'l', 'l', 'o', ...
Overriding superclass property with different type in Swift
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This seems to work
class Chassis {
func description() -> String {
return "Chassis"
}
}
class RacingChassis : Chassis {
override func description() -> String {
return "Racing Chassis"
}
func racingChassisMethod() -> String {
return "Wro...
How to write a large buffer into a binary file in C++, fast?
...stream("file.binary", std::ios::out | std::ios::binary);
myfile.write((char*)&data[0], bytes);
myfile.close();
auto endTime = std::chrono::high_resolution_clock::now();
return std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime).count();
}
long long ...
How to grep a text file which contains some binary data?
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You can use "strings" to extract strings from a binary file, for example
strings binary.file | grep foo
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Size of character ('a') in C/C++
What is the size of character in C and C++ ? As far as I know the size of char is 1 byte in both C and C++.
4 Answers
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