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How to select last two characters of a string
I need to select last two characters from the variable, whether it is digit or letters.
9 Answers
...
Where do “pure virtual function call” crashes come from?
...asily optimized away):
#include <iostream>
using namespace std;
char pool[256];
struct Base
{
virtual void foo() = 0;
virtual ~Base(){};
};
struct Derived: public Base
{
virtual void foo() override { cout <<"Derived::foo()" << endl;}
};
int main()
{
...
How to reverse a singly linked list using only two pointers?
...re's a working version:
#include <stdio.h>
typedef struct Node {
char data;
struct Node* next;
} Node;
void print_list(Node* root) {
while (root) {
printf("%c ", root->data);
root = root->next;
}
printf("\n");
}
Node* reverse(Node* root) {
Node* new_root = 0;
wh...
[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ew.h”
#include “MyFrame.h”
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE［］=__FILE__;
#define new DEBUG_NEW
#endif
//////////////////////////////////////////
IMPLEMENT_DYNCREATE(CMyPreviewView, CPreviewView)
CMyPreviewView::CMyPreviewView()
{
}
CMyPreviewView::~CMyPreview...
How to POST raw whole JSON in the body of a Retrofit request?
...erted to a JSONObject (that won't fly with @FieldMap, neither does special chars, some get converted), so following @bnorms hint, and as stated by Square:
An object can be specified for use as an HTTP request body with the @Body annotation.
The object will also be converted using a converter specif...
Is it safe to delete a void pointer?
...
char does not have a constructor/destructor.
– rxantos
Feb 1 '15 at 3:28
add a comment
...
Nexus 7 not visible over USB via “adb devices” from Windows 7 x64
...he Nexus, or undoubtedly any other device. Not exactly obvious, but if you select the second option "Camera (PTP)" the device is available for debugging (the lesson is ignore the camera, and focus on the protocol PTP).
This configuration is persistent, and I'm guessing that with a brand new device...
'git' is not recognized as an internal or external command
...
In the Start Menu or taskbar search, search for "environment variable".
Select "Edit the system environment variables".
Click the "Environment Variables" button at the bottom.
Double-click the "Path" entry under "System variables".
With the "New" button in the PATH editor, add C:\Program Files\Gi...
How do I use itertools.groupby()?
...string)]
will give you a list of 2-tuples where the first element is the char and the 2nd is the number of repetitions.
Edit: Note that this is what separates itertools.groupby from the SQL GROUP BY semantics: itertools doesn't (and in general can't) sort the iterator in advance, so groups with t...
List of all index & index columns in SQL Server DB
...lumns.
EDIT: This query's getting pretty close to what you're looking for:
SELECT
TableName = t.name,
IndexName = ind.name,
IndexId = ind.index_id,
ColumnId = ic.index_column_id,
ColumnName = col.name,
ind.*,
ic.*,
col.*
FROM
sys.indexes ind
INNER JOI...