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ORA-01950: no privileges on tablespace 'USERS' [closed]
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You cannot insert data because you have a quota of 0 on the tablespace. To fix this, run
ALTER USER <user> quota unlimited on <tablespace name>;
or
ALTER USER <user> quota 100M on <tablespace name>;
as a DBA user (depending on how much space you...
Installation Issue with matplotlib Python [duplicate]
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10
Yep, this works! If anyone wants to understand what happened, see matplotlib.org/faq/usage_faq.html#what-is-a-backend
–...
What does pythonic mean? [closed]
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101
Exploiting the features of the Python language to produce code that is clear, concise and maint...
Ubuntu下CodeBlock开发环境配置 - C/C++ - 清泛网 - 专注C/C++及内核技术
...调试环境。
本文主要介绍CodeBlock的安装与配置(Ubuntu 10.10环境下)整个过程。
一、安装过程:
1》安装基本编译环境
sudo apt-get install build-essential
sudo apt-get install gdb
2》安装codeblock
sudo apt-get install codeblocks
sudo apt-get instal...
php array为空的判断 - C/C++ - 清泛网 - 专注C/C++及内核技术
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//输出1
$arr= array();
echo count($arr);
echo size($arr);
//输出0
PHP判断数组为空方法2:empty($arr);
$arr= array("");
$result = empty($arr);
//$result = false
$arr = array();
$result = empty($arr);
//$result = true
这两种方法足以应对简单数组和多...
error C2758: “ConstInit::cival”: 必须在构造函数基/成员初始值设定项列...
...stream>
using std::cout;
class ConstInit {
public:
ConstInit(int i=0):ival(i),cival(i),rival(i){}
private:
int ival;
const int cival;
int &rival;
//只要初始化表达式是一个常量,可以再定义体中进行初始化
static const int period = 30;
public:
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MFC 去掉控件的边框 - C/C++ - 清泛网 - 专注C/C++及内核技术
...id.ModifyStyleEx(WS_EX_CLIENTEDGE, NULL);
(注:ModifyStyle(WS_BORDER, 0);一般是没有效果的,大家有兴趣可以试试 )MFC 控件 边框
MFC的DDX和DDV技巧 - C/C++ - 清泛网 - 专注C/C++及内核技术
... : CDialog(CMyDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CMyDlg)
m_edit = 0;
//}}AFX_DATA_INIT
}
3. 在 .CPP文件中的DoDataExchange函数体内,增加控件的DDX/DDV代码,它们都是一些以DDV_或DDX_开关的函数调用。
void CMyDlg::DoDataExchange(CDataExchange* pDX)
{...
WhatsApp比微信好在哪里? - 资讯 - 清泛网 - 专注C/C++及内核技术
...来实现盈利。今天,全球最大社交网络Facebook宣布将以190亿美元的价格收购即时通讯应用WhatsApp,跨平台通讯应用WhatsApp创办于2009年,目前用户量已经超过4.5亿人,其中日活跃用户比例为70%;每日新注册用户超过100万人。
Facebook...
