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Check if a given key already exists in a dictionary
I wanted to test if a key exists in a dictionary before updating the value for the key.
I wrote the following code:
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How do I remove the first characters of a specific column in a table?
In SQL, how can I remove the first 4 characters of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 .
I want to remove first 4 chars from my table for all records
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How to use LINQ to select object with minimum or maximum property value
I have a Person object with a Nullable DateOfBirth property. Is there a way to use LINQ to query a list of Person objects for the one with the earliest/smallest DateOfBirth value.
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Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
I've always been under the impression that using the ThreadPool for (let's say non-critical) short-lived background tasks was considered best practice, even in ASP.NET, but then I came across this article that seems to suggest otherwise - the argument being that you should leave the ThreadPool to ...
What is the difference between bottom-up and top-down?
...mming) consists in first looking at the "smaller" subproblems, and then solve the larger subproblems using the solution to the smaller problems.
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TypeError: ObjectId('') is not JSON serializable
My response back from MongoDB after querying an aggregated function on document using Python, It returns valid response and i can print it but can not return it.
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jQuery - Trigger event when an element is removed from the DOM
I'm trying to figure out how to execute some js code when an element is removed from the page:
16 Answers
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How to do Base64 encoding in node.js?
Does node.js have built-in base64 encoding yet?
7 Answers
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Generate array of all letters and digits
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Is there a JavaScript function that can pad a string to get to a determined length?
I am in need of a JavaScript function which can take a value and pad it to a given length (I need spaces, but anything would do). I found this:
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