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C# Double - ToString() formatting with two decimal places but no rounding
How do I format a Double to a String in C# so as to have only two decimal places?
15 Answers
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Get Substring - everything before certain char
...g to figure out the best way to get everything before the - character in a string. Some example strings are below. The length of the string before - varies and can be any length
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How to Use slideDown (or show) function on a table row?
...ed = sR.defaults.slideSpeed;
}
if(typeof arg2 == 'string'){
sR.thisCallArgs.easing = arg2;
}else if(typeof arg2 == 'function'){
sR.thisCallArgs.callback = arg2;
}else if(typeof arg2 == 'undefined') {
sR....
Difference between MEAN.js and MEAN.io
... noticed that there are two different stacks with either their own website and installation methods: mean.js and mean.io. So I came up asking myself this question: "Which one do I use?".
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语音识别 报错问题：No Activity found to handle intent { act=android.sp...
语音识别仿真报错，安装到手机端也报错https://www.fun123.cn/reference/info/#AppEntry
请参考一下这个教程，你上面报错的原因是手机上没有安装语音识别引擎，这里推荐“讯飞语音+”，下载地址：https://www.pgyer.com/yyyq
Max length UITextField
...ollowing implementation of textField(_:shouldChangeCharactersIn:replacementString:) method that is part of the UITextFieldDelegate protocol:
func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
guard let textFieldText =...
How to get complete month name from DateTime
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Use the "MMMM" custom format specifier:
DateTime.Now.ToString("MMMM");
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Regex lookahead for 'not followed by' in grep
... you can use negated character classes [^L], alternation |, and the end of string anchor $.
In your case grep 'Ui\.\([^L]\|$\)' * does the job.
Ui\. matches the string you're interested in
\([^L]\|$\) matches any single character other than L or it matches the end of the line: [^L] or $.
If you...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
I'm developing a page that pulls images from Flickr and Panoramio via jQuery's AJAX support.
17 Answers
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.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
...llection to an array: either using
a pre-sized array (like c.toArray(new String[c.size()])) or
using an empty array (like c.toArray(new String[0]). In
older Java versions using pre-sized array was recommended, as the
reflection call which is necessary to create an array of proper size
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