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In-memory size of a Python structure
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@AlexMartelli Hi Alex! .. Why minimum size of a char in python is 25 bytes. >>> getsizeof('a') gives 25 and >>> getsizeof('ab') gives 26 `
– Grijesh Chauhan
Jan 17 '13 at 5:13
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In C/C++ what's the simplest way to reverse the order of bits in a byte?
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This should work:
unsigned char reverse(unsigned char b) {
b = (b & 0xF0) >> 4 | (b & 0x0F) << 4;
b = (b & 0xCC) >> 2 | (b & 0x33) << 2;
b = (b & 0xAA) >> 1 | (b & 0x55) << 1;
retu...
Create objective-c class instance by name?
...runtime.h>
//Declaration in the above named file
id objc_getClass(const char* name);
//Usage
id c = objc_getClass("Object");
[ [ c alloc ] free ];
Under the Objective-C (1.0 or unnamed version) you would utilize the following:
#import <objc/objc-api.h>
//Declaration within the above name...
Should I initialize variable within constructor or outside constructor [duplicate]
... in some case initializing in constructor makes sense.
class String
{
char[] arr/*=char [20]*/; //Here initializing char[] over here will not make sense.
String()
{
this.arr=new char[0];
}
String(char[] arr)
{
this.arr=arr;
}
}
So depending on the situa...
What is the maximum characters for the NVARCHAR(MAX)?
I have declared a column of type NVARCHAR(MAX) in SQL Server 2008, what would be its exact maximum characters having the MAX as the length?
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How do you make an array of structs in C?
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So to put it all together by using malloc():
int main(int argc, char** argv) {
typedef struct{
char* firstName;
char* lastName;
int day;
int month;
int year;
}STUDENT;
int numStudents=3;
int x;
STUDENT* students = malloc(numStu...
Ignoring accented letters in string comparison
...lizationForm.FormD);
StringBuilder sb = new StringBuilder();
foreach (char ch in formD)
{
UnicodeCategory uc = CharUnicodeInfo.GetUnicodeCategory(ch);
if (uc != UnicodeCategory.NonSpacingMark)
{
sb.Append(ch);
}
}
return sb.ToString().Normalize(NormalizationForm.For...
Binary Data in JSON String. Something better than Base64
... so that it can be placed into a string element (i.e. zero or more Unicode chars in double quotes using backslash escapes) in JSON.
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Why is MySQL's default collation latin1_swedish_ci?
... He is Finnish , but Finnish and Swedish share almost the same special characters ,so they share the same case insensitive collation
– kommradHomer
Feb 26 '14 at 10:47
5
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How to determine CPU and memory consumption from inside a process?
...hysMemUsedByMe = pmc.WorkingSetSize;
CPU currently used:
#include "TCHAR.h"
#include "pdh.h"
static PDH_HQUERY cpuQuery;
static PDH_HCOUNTER cpuTotal;
void init(){
PdhOpenQuery(NULL, NULL, &cpuQuery);
// You can also use L"\\Processor(*)\\% Processor Time" and get individual CPU...