#rpath

ORA-39824: The OCI_ATTR_DIRPATH_USE_ACTIVE_TRANS attribute was set when no transaction was active.

文档解释ORA-39824:TheOCI_ATTR_DIRPATH_USE_ACTIVE_TRANSattributewassetwhennotransactionwasactive.Cause:Therewasnoactivetransactiontouse.Action:Startatransactionordon...
IT技术学习 ·2023-07-08

ORA-39819: The OCI_ATTR_DIRPATH_NO_INDEX_ERRORS attribute cannot be set to TRUE in direct path parallel loads.

文档解释ORA-39819:TheOCI_ATTR_DIRPATH_NO_INDEX_ERRORSattributecannotbesettoTRUEindirectpathparallelloads.Cause:AnattemptwasmadetosettheOCI_ATTR_DIRPATH_NO_INDEX_ERR...
IT技术学习 ·2023-07-08

ORA-39823: The attribute OCI_ATTR_DIRPATH_USE_ACTIVE_TRANS is only allowed for load operations.

文档解释ORA-39823:TheattributeOCI_ATTR_DIRPATH_USE_ACTIVE_TRANSisonlyallowedforloadoperations.Cause:TheattributeOCI_ATTR_DIRPATH_USE_ACTIVE_TRANSwassetforanonloadop...

关于QT的QPainterPath::arcTo 详解

这个函数文档的意思就是画弧,看了文档也不太明白,自己做了demo终于明白了意思voidTestArcTo::paintEvent(QPaintEvent*){QPointstartPt(30,30);QRectrect(startPt.x(),startPt.y(),200,200);QPainterp(this);p...

GCC 中 -L、-rpath和-rpath-link的区别

来源 http://blog.csdn.net/q1302182594/article/details/42102961关于这3个参数的说明,有不少资料,但是看完了还是觉得模糊,分不清它们的区别。本文将用实验的方法去探讨这3个参数的区别。1、三个.c文件 1.1world.c#include<...
代码星球 ·2020-08-01

linux 修改 elf 文件的dynamic linker 和 rpath

https://nixos.org/patchelf.html下载地址https://nixos.org/releases/patchelf/patchelf-0.9/patchelf-0.9.tar.gzhttps://nixos.org/releases/patchelf/patchelf-0.9/patchelf...

使用UIBezierPath和CAShapeLayer画各种图形

CAShapeLayer是CALayer的子类,但是比CALayer更灵活,可以画出各种图形,当然,你也可以使用其他方式来画,随你。杂谈  在CAShapeLayer中,也可以像CALayer一样指定它的frame来画,就像这样:12345let layer = CAShapeLayer(...

11-UIKit(Storyboard、View的基本概念、绘制图形、UIBezierPath)

目录:1.Storyboard2.Views3.View的基本概念介绍4.绘制图形5.UIBezierPath回到顶部1.Storyboard      1.1静态表视图       &nb...