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Using the rJava package on Win7 64 bit with R
...AVA_HOME. However note that:
To use rJava in 32-bit R, you need Java for Windows x86
To use rJava in 64-bit R, you need Java for Windows x64
To build or check R packages with multi-arch (the default) you need to install both Java For Windows x64 as well as Java for Windows x86. On Win 64, the for...
坐等升级！Win10终极正式版迎里程碑 - 资讯 - 清泛网 - 专注IT技能提升
坐等升级！Win10终极正式版迎里程碑Windows 10今年会有两次大的更新，五月更新已经推送，而接下来更新的版本为20H2。据外媒最新消息称，Windows 10 20H2已经达到了宣布普遍
Windows 10今年会有两次大的更新，五月更新已经推送，...
curl: (60) SSL certificate problem: unable to get local issuer certificate
....pem from https://curl.haxx.se/ca/cacert.pem
Add the following line to php.ini: (if this is shared hosting and you don't have access to php.ini then you could add this to .user.ini in public_html).
curl.cainfo="/path/to/downloaded/cacert.pem"
Make sure you enclose the path within double quotation...
How to debug PDO database queries?
...ecuted by the database.
Here's how:
(These instructions are for MySQL on a Windows machine - your mileage may vary)
In my.ini, under the [mysqld] section, add a log command, like log="C:\Program Files\MySQL\MySQL Server 5.1\data\mysql.log"
Restart MySQL.
It will start logging every query in that fi...
Win10提取锁屏壁纸的正确姿势 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...欢则留，不喜欢则下次更新锁屏壁纸的时候将会被替换。Windows 10锁屏壁纸的默认存放位 锁屏界面中有一个“喜欢吗？”这样的一个提示按钮，点击一下它就会有“我喜欢它”或“不喜欢”的选项，喜欢则留，不喜欢则下次更...
How to set my phpmyadmin user session to not time out so quickly? [duplicate]
...d that I also needed to add the following line to the config.inc.php file: ini_set('session.gc_maxlifetime', <your_new_timeout>); And, I'm pretty sure the two values need to be equivalent. BTW: [on my distro, at least] the config.inc.php file is in /etc/phpmyadmin/.
– R...
What is the list of possible values for navigator.platform as of today? [closed]
...browser compiled for 16-bit, even though the user is on a 32-bit or 64-bit Windows machine.
Of course W3Schools lists the old definition (I'm not even gonna link to them). W3 and MDN have agreed on a different definition though:
navigator.platform represents the platform on which the browser is exe...
Win7以上操作系统清理系统图标缓存脚本 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Win7以上操作系统清理系统图标缓存脚本rem 关闭Windows外壳程序explorertaskkill f im explorer.exerem 清理系统图标缓存数据库attrib -h -s -r "%userprofile% AppDa...
rem 关闭Windows外壳程序explorer
taskkill /f /im explorer.exe
rem 清理系统图标缓存数据...
Kill child process when parent process is killed
...DllImport("user32.dll", SetLastError = true)]
public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
Excel.Application app = new Excel.ApplicationClass();
uint pid = 0;
Win32.GetWindowThreadProcessId(new IntPtr(app.Hwnd), out pid);
job.AddProcess(Process.GetProce...
What is a Windows Handle?
What is a "Handle" when discussing resources in Windows? How do they work?
7 Answers
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