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Concatenate two string literals
... He writes that "the new idea is that we can use + to concatenate a string and a string literal - or, for that matter, two strings (but not two string literals).
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R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?
... sure. I'm with you there. I ran into this issue working on a project once and it took me an hour to find the issue.
– knrumsey
Feb 17 '19 at 22:38
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Java - escape string to prevent SQL injection
I'm trying to put some anti sql injection in place in java and am finding it very difficult to work with the the "replaceAll" string function. Ultimately I need a function that will convert any existing \ to \\ , any " to \" , any ' to \' , and any \n to \\n so that when the string is e...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
I just compiled and installed mysqldb for python 2.7 on my mac os 10.6. I created a simple test file that imports
15 Answe...
Add leading zeroes/0's to existing Excel values to certain length
There are many, many questions and quality answers on SO regarding how to prevent leading zeroes from getting stripped when importing to or exporting from Excel. However, I already have a spreadsheet that has values in it that were truncated as numbers when, in fact, they should have been handled a...
Accessing nested JavaScript objects and arays by string path
...your property name contains '[]' in itself. Regex will replace it with '.' and it doesn't work as expected
– Capaj
Jul 30 '15 at 21:57
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When to Redis? When to MongoDB? [closed]
What I want is not a comparison between Redis and MongoDB. I know they are different; the performance and the API is totally different.
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How would you make a comma-separated string from a list of strings?
... you map, for instance, ['a', 'b', 'c'] to 'a,b,c' ? (The cases ['s'] and [] should be mapped to 's' and '' , respectively.)
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Forward declaring an enum in C++
... char or an int, or something else.
From Section 7.2.5 of the ISO C++ Standard:
The underlying type of an enumeration is an integral type that can represent all the enumerator values defined in the enumeration. It is implementation-defined which integral type is used as the underlying type fo...
C++ IDE for Linux? [closed]
I want to expand my programming horizons to Linux. A good, dependable basic toolset is important, and what is more basic than an IDE?
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