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std::shared_ptr thread safety explained
...e only newly created object?
is incorrect. Only d will point to the new A(10), and a, b, and c will continue to point to the original A(1). This can be seen clearly in the following short example.
#include <memory>
#include <iostream>
using namespace std;
struct A
{
int a;
A(int a)...
What is the maximum length of latitude and longitude? [closed]
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If latitude coordinate is reported as -6.3572375290155 or -63.572375290155 in decimal degrees then you could round-off and store up to 6 decimal places for 10 cm (or 0.1 meter) precision.
Overview
The valid range of latitude in degrees is -90 and +90 for the southern and nort...
Sending email with attachments from C#, attachments arrive as Part 1.2 in Thunderbird
...hunderbird and Blackberry users the attachments have been renamed as "Part 1.2".
9 Answers
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Do I need a content-type header for HTTP GET requests?
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115
According to the RFC 7231 section 3.1.5.5:
A sender that generates a message containing a ...
Python list iterator behavior and next(iterator)
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199
What you see is the interpreter echoing back the return value of next() in addition to i being...
Twitter bootstrap dropdown goes outside the screen
...o ul.dropdown-menu should do it
Deprecation Notice: As of Bootstrap v3.1.0, .pull-right on dropdown menus is deprecated. To right-align a menu, use .dropdown-menu-right.
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Difference between JSONObject and JSONArray
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189
When you are working with JSON data in Android, you would use JSONArray to parse JSON which st...
Where is the “Fold” LINQ Extension Method?
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127
You will want to use the Aggregate extension method:
double product = doubles.Aggregate(1.0, ...
Java: Integer equals vs. ==
As of Java 1.5, you can pretty much interchange Integer with int in many situations.
7 Answers
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CMFCTabCtrl的使用、颜色样式调整 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，添加Tab、设置Tab样式，AutoColor自动设置Tab颜色效果等。1.在指定位置处创建一个CMFCTabCtrl，并给其添加4个CEdit:
CRect rectTab;
CEdit m_wnd1;
CEdit m_wnd2;
CEdit m_wnd3;
CEdit m_wnd4;
CMFCTabCtrl m_wndTab;
m_wndTabLoc.GetWindowRect (&rectTab);
ScreenToC...