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Confused by python file mode “w+”
... forget this, the f.read() call will try to read from the end of the file, and will return an empty string.
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How do I debug error ECONNRESET in Node.js?
I'm running an Express.js application using Socket.io for a chat webapp
and I get the following error randomly around 5 times during 24h.
The node process is wrapped in forever and it restarts itself immediately.
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1052: Column 'id' in field list is ambiguous
I have 2 tables. tbl_names and tbl_section which has both the id field in them. How do I go about selecting the id field, because I always get this error:
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C# equivalent to Java's charAt()?
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You can index into a string in C# like an array, and you get the character at that index.
Example:
In Java, you would say
str.charAt(8);
In C#, you would say
str[8];
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What are transparent comparators?
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What problem does this solve,
See Dietmar's answer and remyabel's answer.
and does this change how standard containers work?
No, not by default.
The new member function template overloads of find etc. allow you to use a type that is comparable with the container's key,...
How can I determine the current line number in JavaScript?
...nism for determining the line number of the currently executing statement (and if so, what is it)?
8 Answers
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Get random item from array [duplicate]
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echo $items[array_rand($items)];
array_rand()
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How to merge multiple lists into one list in python? [duplicate]
... about that i=n case. But I think if it is i=n case, can loop in the lists and concatenate them. For me, just need the most comma way to join 2 lists without duplication elements.
– zhihong
Sep 29 '17 at 13:54
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LINQ-to-SQL vs stored procedures? [closed]
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Some advantages of LINQ over sprocs:
Type safety: I think we all understand this.
Abstraction: This is especially true with LINQ-to-Entities. This abstraction also allows the framework to add additional improvements that you can easily take advantage of. PLINQ is an example of adding multi-thre...
How to calculate the sentence similarity using word2vec model of gensim with python
...e similarity requires building a grammatical model of the sentence, understanding equivalent structures (e.g. "he walked to the store yesterday" and "yesterday, he walked to the store"), finding similarity not just in the pronouns and verbs but also in the proper nouns, finding statistical co-occure...