Parses a string for a bool flag, in the form of either "--flag=value" or "--flag". In the former case, the value is taken as true as long as it does

take a -128..127 value and stbi__clamp it and convert to 0..255

Requires boost_1.30.0 which has a generalised matrix_vector_slice

Reads and returns the Boolean environment variable corresponding to the given flag; if it's not set, returns default_value. The value is considered t

Returns the current time in milliseconds.

Prints a brief usage string and exits, optionally with an error message. Args: message: The optional error message.

Converts the buffer in a stringstream to a String, converting NUL bytes to "\\0" along the way.

L < mutex_

Gets the user supplied key.

Returns the length of the encapsulated string, or 0 if the string is NULL.

Returns the current OS stack trace getter if it is not NULL; otherwise, creates an OsStackTraceGetter, makes it the current getter, and returns it.

@brief returns the phase: TRAIN or TEST

Set the mean to subtract for centering the data. Parameters ---------- in_ : which input to assign this mean.

Chops off the n lowest bits from a bit pattern. Returns the n lowest bits. As a side effect, the original bit pattern will be shifted to the right b

If Datum is encoded will decoded using DecodeDatumToCVMat and CVMatToDatum If Datum is not encoded will do nothing

Formats a source file path and a line number as they would appear in an error message from the compiler used to compile this code.

Helper function used by ValidateRegex() to format error messages.

Returns true iff ch appears anywhere in str (excluding the terminating '\0' character).

Returns whether the given character is a valid path separator.

Parses a string for a string flag, in the form of "--flag=value". On success, stores the value of the flag in *value, and returns true. On failure,

If *pstr starts with the given prefix, modifies *pstr to be right past the prefix and returns true; otherwise leaves *pstr unchanged and returns false