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xtreme toolkit pro——CXTPReportControl控件教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...焦点改变事件：
（1）在报表所在对话框的头文件中添加消息映射函数：
afx_msg void OnReportFocusChanging(NMHDR* pNMHDR, LRESULT* result);
（2）在报表所在对话框的源文件中将消息映射函数和报表控件联系起来，即在BEGIN_MESSAGE_MAP和END_MESS...
Win32汇编--使用MASM - C/C++ - 清泛网 - 专注C/C++及内核技术
...窗口句柄
offset szText, \ ;消息框中的文字
offset szCaption, \ ;标题文字
MB_OK
一行的最后，指的是最后一个有用的字符，反斜杠后面多几个空格或加上注释并不...
Host 'xxx.xx.xxx.xxx' is not allowed to connect to this MySQL server
...
thank it solves my "SQLSTATE[HY000] [1130] Host 'DESKTOP-xxx.xx' is not allowed to connect to this MariaDB server" in containerized laravel application in windows
– Zulqarnain
Jun 11 '19 at 16:11
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What does JVM flag CMSClassUnloadingEnabled actually do?
...lt Java VM does not GC the PermGen. If you are using Java 6 or later, add -XX:+CMSClassUnloadingEnabled -XX:+UseConcMarkSweepGC. UseConcMarkSweepGC is needed to enable CMSClassUnloadingEnabled."
– Aaron Digulla
Aug 19 '13 at 9:10
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Increase heap size in Java
...n Heap Size. To equalize the size of Young Gen Heap and Old Gen Heap, use -XX:NewRatio=1 -XX:-UseAdaptiveSizePolicy params.
java -jar -Xms4096M -Xmx6144M -XX:NewRatio=1 -XX:-UseAdaptiveSizePolicy pathToJarFile.jar
-XX:NewRatio = Old Gen Heap Size : Young Gen HeapSize (You can play with this ratio...
How to download image using requests
...o reasons: response.ok was never documented, and it produces true for any 1xx, 2xx or 3xx status, but only a 200 response has a response body.
– Martijn Pieters♦
Nov 23 '16 at 19:31
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How can I programmatically get the MAC address of an iphone
... wifi_info = [summary findNICInfo:@"en0"];
// you can get mac address in 'XX-XX-XX-XX-XX-XX' form
NSString* mac_address = [wifi_info getMacAddressWithSeparator:@"-"];
// ip can be multiple
if(wifi_info.nicIPInfos.count > 0)
{
NICIPInfo* ip_info = [wifi_info.nicIPInfos objectAtIndex:0];
...
Naming convention for unique constraint
...r indices and constraints:
Primary key. _PK
Unique index/constraint. _AK{xx}
Non-Unique index. _IX{xx}
Check constraint. _CK{xx}
Default constraint. _DF{xx}
Foreign key constraint. _FK{xx}
Where {xx} is a 2-digit sequence number, starting at 01 for each constraint type per table. Primary key doe...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...到「/var/log/messages」中，但是Facility为mail、authpriv、cron的消息例外；其次，所有Facility为mail的消息都会保存到「/var/log/maillog」中，日志文件前面的减号表示的意思是异步写文件。
关于Syslog的内容我并不想多说，否则就偏离了主...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...到「/var/log/messages」中，但是Facility为mail、authpriv、cron的消息例外；其次，所有Facility为mail的消息都会保存到「/var/log/maillog」中，日志文件前面的减号表示的意思是异步写文件。
关于Syslog的内容我并不想多说，否则就偏离了主...