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/***************************
      Compile with:
 gcc -framework CoreFoundation 
****************************/

#include <CoreFoundation/CoreFoundation.h>

int main(int argc, char** argv) {
    CFStringRef myCFString = CFStringCreateWithCString(NULL, argv[1], kCFStringEncodingMacRoman);
    /* Use myCFString */

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void class_printMethods(Class cl) {
    unsigned int methodCount = 0;
    Method *methods = class_copyMethodList(cl, &methodCount);
    printf("Methods for %s: \n", class_getName(cl));
    for (int i = 0; i < methodCount; i++) {
        Method method = methods[i];
        printf("%s : %s \n",
               sel_getName(method_getName(method)),
               method_getTypeEncoding(method));
    }

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void class_printProperties(Class cl) {
    unsigned int propCount;
    objc_property_t *props = class_copyPropertyList(cl, &propCount);
    printf("Properties for %s: \n", class_getName(cl));
    for (int i = 0; i < propCount; i++) {
        objc_property_t prop = props[i];
        printf("%s : %s \n",
               property_getName(prop),
               property_getAttributes(prop));
    }

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void class_printIvars(Class cl) {
    unsigned int ivarCount;
    Ivar *ivars = class_copyIvarList(cl, &ivarCount);
    printf("Ivars for %s: \n", class_getName(cl));
    for (int i = 0; i < ivarCount; i++) {
        Ivar ivar = ivars[i];
        printf("%s : %s \n",
               ivar_getName(ivar),
               ivar_getTypeEncoding(ivar));
    }

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Ivar class_getIvarFromString(Class cl, NSString *__ivar) {
    unsigned int count;
    Ivar *ivars = class_copyIvarList(cl, &count);
    for (int i = 0; i < count; i++) {
        Ivar ivar = ivars[i];
        NSString *ivarName = [NSString stringWithUTF8String:ivar_getName(ivar)];
        if([ivarName isEqualToString:__ivar]) {
            free(ivars);
            return ivar;
        }

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import os
import sys
import numpy as np
import struct
import warnings

path="sample.wav"
#get the file size in bytes
fileSize=os.path.getsize(path)