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How can I get useful error messages in PHP?
...often I will try and run a PHP script and just get a blank screen back. No error message; just an empty screen. The cause might have been a simple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
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What is the difference between `throw new Error` and `throw someObject`?
I want to write a common error handler which will catch custom errors thrown on purpose at any instance of the code.
9 Answ...
Function pointers, Closures, and Lambda
...mp;LessThan;
BOOL LessThan(int i) {
return i < lessThan; // compile error - lessThan is not in scope
}
though I could define a function pointer that takes 2 arguments:
int lessThan = 100;
BOOL (*lessThanTest)(int, int);
lessThanTest = &LessThan;
lessThanTest(99, lessThan); // returns ...
Cross browser JavaScript (not jQuery…) scroll to top animation
...
This throws an error in latest Chrome Uncaught TypeError: Failed to execute 'scroll' on 'Window': No function was found that matched the signature provided.
– rorymorris89
Sep 19 '17 at 11:18
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When should I use Write-Error vs. Throw? Terminating vs. non-terminating errors
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Write-Error should be used if you want to inform the user of a non-critical error. By default all it does is print an error message in red text on the console. It does not stop a pipeline or a loop from continuing. Throw on the oth...
Will the base class constructor be automatically called?
...ntract]
public abstract class DataModelBase : INotifyPropertyChanged, IDataErrorInfo {
#region Properties
[IgnoreDataMember]
public object Self {
get { return this; }
//only here to trigger change
set { OnPropertyChanged("Self"); }
}
#endregion Properti...
Execute AsyncTask several times
... not, I make it null and then create a new one, which will work around the error you are seeing. Furthermore, upon successful completion I null out the completed rotation aware task so that it is ready to go again.
share
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Why should I avoid multiple inheritance in C++?
...(a node has ONE parent), not as a graph.
More about the Diamond (edit 2017-05-03)
The real problem with the Diamond of Dread in C++ (assuming the design is sound - have your code reviewed!), is that you need to make a choice:
Is it desirable for the class A to exist twice in your layout, and what d...
What are the benefits of using C# vs F# or F# vs C#? [closed]
...concise in a functional programming language like F# and your code is less error-prone (immutability, more powerful type system, intuitive recurive algorithms). You can code what you mean instead of what the computer wants you to say ;-) You will find many discussions like this when you google it or...
How to have an auto incrementing version number (Visual Studio)? [duplicate]
... will ALWAYS increase this way.
Newer versions of Visual Studio give this error:
(this thread begun in 2009)
The specified version string contains wildcards, which are not compatible with determinism. Either remove wildcards from the version string, or disable determinism for this compi...