我正在尝试创建一个页面,其中顶部有内容,底部有一个部分,如果您单击标题,它将向下滑动以显示更多内容。我的底部出了点小问题。当我尝试执行join语句时,什么也没有显示。
我有三张桌子。对于内容表,id是主键。对于菜单表,id是主键。对于content_menu,id_menu和id_content都是主键。
content:
id | title | content
1 | content1 | This is content 1
2 | content2 | This is content 2
menu:
我试图在Mule ESB (与Salesforce连接)的where子句中使用Mule变量的查询。
SELECT id FROM Account WHERE CX_ID__c = '"flowvars.orgpayload.CXM_ID+"' LIMIT 1
但我在这里不会犯什么错误。任何关于如何在查询中使用flow变量的指针都会有所帮助。谢谢!
Html2canvas截图与原始图片有很大的不同。如何解决这个问题 这是我的代码https://github.com/cxm1308377432/html2canvas-screenshot的地址 The above is the interface written with vue-grid-layout, you can modify the layout at will, and the below is the screenshot, but the two are very different function download() {
var this1 = this;
我有一个巨大的文本文件。我需要替换这三条线模式的所有出现:
|pattern|some data|
|giberish|,,
|pattern|some other data|
在模式的最后一行:
|pattern|some other data|
删除模式的前两行,只保留最后一行。
模式的第二行以两个逗号结尾,不以|pattern|The开头,模式行的第一行以|pattern|开头,不以两个逗号结尾。模式行的第三行以|pattern|开头,不以两个逗号结尾。
我试过这个:
sed 'N;N;/^|pattern|.*\n.*,,\n|pattern|.*/I,+1 d' tr
我使用的是Ubuntu16.04。我想安装一个与ROS相关的"apt-get安装“包,但是它不起作用。终端机上写着如下。
$ sudo apt-get install ros-kinetic-libuvc
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have
npm install node-sass
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math
npm ERR! code 1
npm ERR! path D:\Portals\SALAM_DMS\finger\node-java\node_modules\java
npm ERR! command failed
npm ERR! command C:\Windows\system32\cmd.exe /d /s /c node-gyp rebuild
npm ERR! gyp info it worked if it ends with ok
npm ERR! gyp info using node-gyp@8.3.0
npm ERR! gyp info using node@16.1
我正在尝试使用sudo apt-get upgrade命令升级我的raspbian,但是它总是会导致这个错误
我尝试了这个命令sudo dpkg --configure -a,它显示了相同的错误
我再次尝试对每个包进行一次配置,但没有结果。如何配置dpkg??
dpkg: error processing package python-idna (--configure):
package is in a very bad inconsistent state; you should
reinstall it before attempting configurati
我已经在我的ubuntu14.04上安装了python2.7.5。然后我想安装virtualbox (或任何其他应用程序),但是我得到了这个错误:
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
apt-xapian-i
我已经将PYTHON_TARGETS="python2_7 python3_5 python3_4"添加到我的/etc/portage/make.conf中。
当尝试安装任何支持python目标的程序时,会发生以下情况:
sudo emerge --ask dev-python/google-api-python-client
These are the packages that would be merged, in order:
Calculating dependencies... done!
[ebuild N ] dev-python/httplib2
在克隆我的项目之后,我尝试安装不同的包并运行它,但不幸的是,在安装依赖项时,会遇到这些错误。我无法安装任何依赖项或其他任何东西。有人知道这是怎么回事吗?提前谢谢
npm WARN deprecated request@2.81.0: request has been deprecated, see https://github.com/request/request/issues/3142
npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Ma