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Accessing last x characters of a string in Bash
I found out that with ${string:0:3} one can access the first 3 characters of a string. Is there a equivalently easy method to access the last three characters?
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Left-pad printf with spaces
How can I pad a string with spaces on the left when using printf?
4 Answers
4
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How to determine CPU and memory consumption from inside a process?
...used by current process:
#include "stdlib.h"
#include "stdio.h"
#include "string.h"
int parseLine(char* line){
// This assumes that a digit will be found and the line ends in " Kb".
int i = strlen(line);
const char* p = line;
while (*p <'0' || *p > '9') p++;
line[i-3] = '...
What platforms have something other than 8-bit char?
...tem libraries only supported the wide char versions of functions that take strings, and that at least some versions of WinCE removed the ANSI string functions like strlen, to stop you doing char string-handling. But did it really not have a char type at all? What was sizeof(TCHAR)? What type did mal...
Is there a difference between single and double quotes in Java?
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Use single quotes for literal chars, double quotes for literal Strings, like so:
char c = 'a';
String s = "hello";
They cannot be used any other way around (like in Python, for example).
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What's the best way to trim std::string?
I'm currently using the following code to right-trim all the std::strings in my programs:
46 Answers
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How to use the same C++ code for Android and iOS?
...ves the desired text:
#include <iostream>
const char *concatenateMyStringWithCppString(const char *myString);
And the CPP implementation:
#include <string.h>
#include "Core.h"
const char *CPP_BASE_STRING = "cpp says hello to %s";
const char *concatenateMyStringWithCppString(const ...
Android – Listen For Incoming SMS Messages
...SMS message passed in---
SmsMessage[] msgs = null;
String msg_from;
if (bundle != null){
//---retrieve the SMS message received---
try{
Object[] pdus = (Object[]) bundle.get("pdus");
msgs = ne...
Count the number of occurrences of a character in a string in Javascript
I need to count the number of occurrences of a character in a string.
33 Answers
33
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Should I use char** argv or char* argv[]?
...har *argv[] because it shows that is a fixed size array of variable length strings (which are usually char *).
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