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Difference between single quotes and double quotes in Javascript [duplicate]
...double quotes and single quotes is the interpretation of variable inside a string and the treatment of escape characters.
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In Typescript, How to check if a string is Numeric
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The way to convert a string to a number is with Number, not parseFloat.
Number('1234') // 1234
Number('9BX9') // NaN
You can also use the unary plus operator if you like shorthand:
+'1234' // 1234
+'9BX9' // NaN
Be careful when checking aga...
Is there a combination of “LIKE” and “IN” in SQL?
...clabz.com/sql-server/split-function-in-sql-server-to-break-comma-separated-strings-into-table.aspx
we can write the following based on a table I created called "Fish" (int id, varchar(50) Name)
SELECT Fish.* from Fish
JOIN dbo.Split('%ass,%e%',',') as Splits
on Name like Splits.items //...
C/C++ line number
...andard. During preprocessing, they are replaced respectively by a constant string holding an integer representing the current line number and by the current file name.
Others preprocessor variables :
__func__ : function name (this is part of C99, not all C++ compilers support it)
__DATE__ : a str...
How to split a string into a list?
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Splits the string in text on any consecutive runs of whitespace.
words = text.split()
Split the string in text on delimiter: ",".
words = text.split(",")
The words variable will be a list and contain the words from text s...
Convert special characters to HTML in Javascript
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You need a function that does something like
return mystring.replace(/&/g, "&amp;").replace(/>/g, "&gt;").replace(/</g, "&lt;").replace(/"/g, "&quot;");
But taking into account your desire for different handling of single/double quotes.
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Override and reset CSS style: auto or none don't work
...ault, although if you're working in Javascript, you can set it to an empty string, which will do the trick.
width:auto; is valid, but isn't the default. The default width for a table is 100%, whereas width:auto; will make the element only take up as much width as it needs to.
min-width:auto; isn't...
How to check if a char is equal to an empty space?
...e, so it can be compared with ==.
Also, by using double quotes you create String constant (" "), while with single quotes it's a char constant (' ').
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Generate a random alphanumeric string in Cocoa
...ll a method, pass it the length and have it generate a random alphanumeric string.
20 Answers
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What is the difference between varchar and varchar2 in Oracle?
...ARCHAR is reserved by Oracle to support distinction between NULL and empty string in future, as ANSI standard prescribes.
VARCHAR2 does not distinguish between a NULL and empty string, and never will.
If you rely on empty string and NULL being the same thing, you should use VARCHAR2.
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