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How to force LINQ Sum() to return 0 while source collection is empty

Basically when I do the following query, if no leads were matched the following query throws an exception. In that case I'd prefer to have the sum equalize 0 rather than an exception being thrown. Would this be possible in the query itself - I mean rather than storing the query and checking query.A...
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Finding the average of a list

I have to find the average of a list in Python. This is my code so far 23 Answers 23 ...
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Is there any way to post events to Google Analytics via server-side API? [closed]

...t Referrer //$aParams['dr'] = ''; //Campaign Name //$aParams['cn'] = ''; //Campaign Source //$aParams['cs'] = ''; //Campaign Medium //$aParams['cm'] = ''; //Campaign Keyword //$aParams['ck'] = ''; //Campaign Content //$aParams['cc'] = ''; //Campa...
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How do I find all of the symlinks in a directory tree?

I'm trying to find all of the symlinks within a directory tree for my website. I know that I can use find to do this but I can't figure out how to recursively check the directories. ...
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Flatten an irregular list of lists

...en covered before ( here , here , here , here ), but as far as I know, all solutions, except for one, fail on a list like this: ...
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Should a return statement be inside or outside a lock?

I just realized that in some place in my code I have the return statement inside the lock and sometime outside. Which one is the best? ...
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MLKitLanguageId 拓展:离线语言识别 · App Inventor 2 中文网

...判断用户输入的是中文还是英文。 .aix 拓展下载: cn.fun123.MLKit.LanguageId.aix 快速上手 一、判断输入框里是什么语言 when 按钮_检测.Click() { LangId1.IdentifyLanguage(文本输入框_输入.Text) } when La...
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python list in sql query as parameter

I have a python list, say l 15 Answers 15 ...
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How to remove the first Item from a list?

I have the list [0, 1, 2, 3, 4] I'd like to make it into [1, 2, 3, 4] . How do I go about this? 10 Answers ...
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HSL to RGB color conversion

I am looking for a JavaScript / PHP algorithm to convert between HSL color to RGB. 19 Answers ...