Top "Symbols" questions

can refer to a letter or special character; a primitive data type in many programming languages; an item of the alphabet of a formal language.

Missing symbol names when profiling IPhone application with Instruments

I am compiling an IPhone application via command line (so no XCode options involved) and I am unable to get …

iphone xcode profiling instruments symbols
How to get ndk-gdb working on Android?

I'm trying to get the NDK debugger working but with no success so far. To make sure my debug symbols …

android android-ndk gdb symbols
Is there a literal notation for an array of symbols?

I like this literal expression for an array of strings: %w( i can easily create arrays of words ) I am …

ruby arrays symbols syntactic-sugar
How to understand symbols in Ruby

Despite reading "Understanding Ruby Symbols", I'm still confused by the representation of the data in memory when it comes to …

ruby symbols
What is the meaning of + in a regex?

What does the plus symbol in regex mean?

regex symbols
When to use symbols instead of strings in Ruby?

If there are at least two instances of the same string in my script, should I instead use a symbol?

ruby symbols
error LNK2019 unresolved external symbol

I am quite new to C++ so I downloaded a sample C++ program. The sample program seems to hit the …

c++ symbols unresolved-external lnk2019
What is the difference between equality and equivalence?

I've read a few instances in reading mathematics and computer science that use the equivalence symbol ≡, (basically an '=' …

math computer-science symbols
What are the meanings of the columns of the symbol table displayed by readelf?

Could someone explain the columns shown of the symbol table using readelf?

symbols elf
How to deal with symbol collisions between statically linked libraries?

One of the most important rules and best practices when writing a library, is putting all symbols of the library …

c static libraries collision symbols