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Execcommand for iframe don't work

I am making my own WYSIWYG editor. But i can\'t make any text bold with the execcommand function. I am using the next code:[详细]

2022-12-22 03:51 分类：问答
清明上河图是什么朝代画家是谁画的呢？？

zn1996999 2022-05-06 09:32 开发者_Python百科清明上河图》以精致的工笔记录了北宋末叶、徽宗时代首都汴京（今河南开封）郊区和城内汴河两岸的建筑和民生。该图描绘了清明时节，北宋京城汴梁以及汴河两岸的繁[详细]

2022-12-22 01:10 分类：问答
Linking a qtDesigner .ui file to python/pyqt?

So if I go into QtDesigner and build a UI, it\'ll be saved as a .ui file.How can I make this as a python file or use t开发者_如何学Gohis in python?Another way to use .ui in your code is:[详细]

2022-12-22 00:41 分类：问答
Need help with comet, and what to choose

I\'m new to comet, but I have read about it and I realize that PHP is bad for comet long polling. All of my project is written in CodeIgniter PHP Framework, so all my code is PHP. But I need request[详细]

2022-12-21 21:36 分类：问答
架子鼓多少钱一套啊？？

有口无 2022-05-08 16:12 截止2020年1月29号，如果是电子鼓的话3000~4000是正常的，基本的鼓和镲片几乎都是完整的。如果是普通的架子鼓价格应开发者_如何学C该在2500~30000之间，但便宜的音色极差，建议买5000左[详细]

2022-12-21 19:32 分类：问答
Print image in .Net winform

I am trying to allow my users to print the current page they are on in our WinForm program.First I take a screenshot of the app and save it to disk.Then I kick off a PrintPreviewDialog and load it in[详细]

2022-12-21 12:11 分类：问答
Error saving NSImage as NSData

I am using the following code to save a frame of a movie to my desktop: NSCIImageRep *imageRep = [NSCIImageRep imageRepWithCIImage:[CIImage imageWithCVImageBuffer:imageBuffer]];[详细]

2022-12-21 03:22 分类：问答
How do i add a mclmcrrt.lib or (.lib) file when compiling with g++ Compiler

I have a 开发者_StackOverflowalgorithm code which uses matlab library(mclmcrrt.lib) it compiles well in my vc++ compiler when i add that library to it.[详细]

2022-12-21 02:55 分类：问答
Joomla + Mootools XMLHttpRequest problem

I\'m building a Joomla extension and i\'m trying to send some data to a php script, with MooTools, to be saved in a database.[详细]

2022-12-21 00:35 分类：问答
人工智能未来的发展如何样？？

heisiai 2022-05-15 14:33 人工智能目前在逐步替代或者说是降低人力成本，行业需求量也对等了待遇水平，可以说是IT行业中比较高的薪资水平，女生开发者_开发知识库同样也可以是高工资，最后就是人工智能的编程语[详细]

2022-12-20 17:48 分类：问答