function-call

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null pointer exception during a function call

I am getting a null pointer exception when I am calling a function. Here is my code: try{ ..... String [] forForm = new String[5];[详细]

2023-04-03 20:11 分类：问答
Ways to call JavaScript Functions

How can I call a JavaScript function when a div\'s display is set to none? This is the code I have : if(document.getElementById(\"myDiv\").style.display == \"none\"){[详细]

2023-03-29 13:37 分类：问答
Efficiency - function call in a conditional statement

I开发者_开发技巧f I have a bit of code looking like this: if(someInteger || somecomplexfunction() > 0) {[详细]

2023-03-27 22:01 分类：问答
What do double parentheses mean in a function call? e.g. func(foo)(bar)

I use this idiom all the time to print a bunch of content to standard out in utf-8 in Python 2: sys.stdout = codecs.getwriter(\'utf-8\')(sys.stdout)[详细]

2023-03-15 13:49 分类：问答
How to find function that never called [duplicate]

This question already has answers here: Closed 11 years ago. 开发者_开发百科 Possible Duplicate: Find never-called functions[详细]

2023-02-14 19:43 分类：问答
Not sure why my program seems to be skipping some functions?

Hey there, I\'m a little confused with some Actionscript I\'m working on. For my GUI, I have written four functions for times when computing is taking place. These are showMessage(\"Loading Text...\")[详细]

2023-02-09 19:05 分类：问答
iPhone - Waiting beetween 2 code line for asynchronous task to be done

I have two lines of code that are executed just before the pop of a view. Those two lines are making some scrolling.[详细]

2023-02-06 06:45 分类：问答
On Exception-Safety in a Function-Call

Is the call to f() exception-safe? inline std::auto_ptr<C> auto_new() { return std::auto_ptr<C>(new C());[详细]

2023-02-05 16:48 分类：问答
How can I tell if a function call is an expression or a statement while writing a parser for a Lua-like language

I\'m trying to write a parser for a Lua-like language, using lex and yacc. It is a language without a f开发者_Go百科orced statement terminator(a semicolon), and this feature made me not able to tell i[详细]

2023-01-24 12:32 分类：问答
How to implement a function call with Antlr so that it can be called even before it is defined?

Once 开发者_JAVA技巧the AST is built, what is the best way implement the tree walker so that functions can be defined and called in whatever order?[详细]

2023-01-22 20:18 分类：问答