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Convert string to variable name in JavaScript
I’ve looked for solutions, but couldn’t find any that work.
11 Answers
11
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why windows 7 task scheduler task fails with error 2147942667
...Save and close all open dialogs
To get the relevant error message:
1) Convert 2147942667 to hex: 8007010B
2) Take last 4 digits (010B) and convert to decimal: 267
3) Run: net helpmsg 267
4) Result: "The directory name is invalid."
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Value of type 'T' cannot be converted to
...xception, just like with any invalid cast. But I don't see why it couldn't convert to object and then to T. I agree with Triynko, although I suppose the designers had boxing/unboxing in mind.
– Fernando Gómez
May 30 '19 at 23:32
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What does !! mean in ruby?
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Not not. It's used to convert a value to a boolean:
!!nil #=> false
!!"abc" #=> true
!!false #=> false
It's usually not necessary to use though since the only false values to Ruby are nil and false, so it's usually best to let that c...
How to create a unique index on a NULL column?
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Improvement: ISNULL(X, CONVERT(VARCHAR(10),pk))
– Faiz
Mar 6 '14 at 11:04
5
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How to convert integer timestamp to Python datetime
... 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix...
What is the difference between varchar and varchar2 in Oracle?
... between an OCI client application and a database table, the OCI libraries convert the data between internal data types and external data types.
External types provide a convenience for the programmer by making it possible to work with host language types instead of proprietary data formats. OCI c...
List distinct values in a vector in R
...els( data$product_code )
If it's not a factor, but it should be, you can convert it to factor first by using the factor() function, e.g.
levels( factor( data$product_code ) )
Another option, as mentioned above, is the unique() function:
unique( data$product_code )
The main difference between...
How to do URL decoding in Java?
In Java, I want to convert this:
9 Answers
9
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Convert a list to a dictionary in Python
Let's say I have a list a in Python whose entries conveniently map to a dictionary. Each even element represents the key to the dictionary, and the following odd element is the value
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