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reactjs中防止字符转义，字符串不转义 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...即可，注意：必须是这种写法：<span dangerouslySetInnerHTML={{__html: & 39;<font color="red">ERROR< font>& 39;}}>(此处必须为空! 使用标签的 dangerouslySetInnerHTML 属性即可，注意：必须是这种写法：
<span dangerouslySetInnerHTML={{__html: '<font color="red">ERR...
AppInventor2 图表扩展：仪表盘、柱状图、折线图、饼图 - App Inventor 2 ...
部分效果图：
参考：https://kevinkun.cn/chart/comment-page-1#comment-27
感谢分享感谢分享感谢分享感谢分享感谢分享{:8_315:}{:8_315:}{:8_315:}{:8_315:}感谢分享感谢分享感谢分享
Swift make method parameter mutable?
...eclare an inout parameter. Think: passing in a pointer.
func reduceToZero(_ x: inout Int) {
while (x != 0) {
x = x-1
}
}
var a = 3
reduceToZero(&a)
print(a) // will print '0'
This can be particularly useful in recursion.
Apple's inout declaration guidelines can be found...
Return index of greatest value in an array
...
If you are utilizing underscore, you can use this nice short one-liner:
_.indexOf(arr, _.max(arr))
It will first find the value of the largest item in the array, in this case 22. Then it will return the index of where 22 is within the array, in this case 2.
...
Removing an item from a select box
...ect").removeOption(/^val/i);
- array $("#myselect").removeOption(["myselect_1", "myselect_2"]);
To remove all options, you can do $("#myselect").removeOption(/./);.
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What's the difference between %s and %d in Python string formatting?
...as a replaceable variable. For example, if you create 2 variables
variable_one = "Stackoverflow"
variable_two = 45
you can assign those variables to a sentence in a string using a tuple of the variables.
variable_3 = "I was searching for an answer in %s and found more than %d answers to my quest...
How do I get the information from a meta tag with JavaScript?
...
To get it working with OG tags add quotes to it like this_: var title = document.head.querySelector('[property="og:title"]');
– arpo
May 8 '17 at 8:21
1
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How to split long commands over multiple lines in PowerShell
...loy.exe" `
-verb:sync `
-source:contentPath="c:\workspace\xxx\master\Build\_PublishedWebsites\xxx.Web" `
-dest:contentPath="c:\websites\xxx\wwwroot,computerName=192.168.1.1,username=administrator,password=xxx"
White space matters. The required format is Space`Enter.
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ASP.NET MVC 3 - Partial vs Display Template vs Editor Template
... <input name="@(idPrefix).Frequency"
id="@(idPrefix)_Frequency"
style="width: 50%;"
type="text"
value="@(defaultTimePoint.Frequency)"
data-bind="value: viewState.@(viewStatePrefix).RecurringTimepoints.Frequency"
...
Regex, every non-alphanumeric character except white space or colon
...
No alphanumeric, white space or '_'.
var reg = /[^\w\s)]|[_]/g;
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