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View array in Visual Studio debugger? [duplicate]
...ements 0-(N-1) where N is the number you add after the comma.
For example if pArray is the array, type pArray,10 in the watch window.
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Default value of BOOL
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There is no default value if you write
-(void)somemethod {
BOOL x; // <--- no default value
It is initialized to garbage.
However, for a BOOL ivar, it will be initialized to NO, as the whole instance is filled with 0 on initialization.
(Not...
Spring Boot not serving static content
...pringframework.boot.autoconfigure.web.WebMvcAutoConfiguration. That's fine if you want complete control but otherwise, it's a problem.
There's no need to write any code to add another location for static resources in addition to what is already provided. Looking at org.springframework.boot.autoconfi...
What is self-documenting code and can it replace well documented code? [closed]
...ented code, you don't have to explain every single line because every identifier (variable, method, class) has a clear semantic name. Having more comments than necessary actually makes it harder (!) to read the code, so if your colleague
writes documentation comments (Doxygen, JavaDoc, XML comment...
What's better to use in PHP, $array[] = $value or array_push($array, $value)?
...8 // array[]
This shouldn't be surprising, as the PHP manual notes this:
If you use array_push() to add one element to the array it's better to use $array[] = because in that way there is no overhead of calling a function.
The way it is phrased I wouldn't be surprised if array_push is more effic...
Write string to text file and ensure it always overwrites the existing content.
...that I want to write to a file and always overwrite the existing content. If the file isn't there, the program should create a new file instead of throwing an exception.
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MySQL: Can't create table (errno: 150)
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From the MySQL - FOREIGN KEY Constraints Documentation:
If you re-create a table that was dropped, it must have a definition that conforms to the foreign key constraints referencing it. It must have the correct column names and types, and it must have indexes on the referenced key...
Algorithm to return all combinations of k elements from n
...ickly, you'll have problems by 20 elements in your set -- 20C3 = 1140. And if you want to iterate over the set it's best to use a modified gray code algorithm so you aren't holding all of them in memory. These generate the next combination from the previous and avoid repetitions. There are many of t...
Selecting empty text input using jQuery
How do I identify empty textboxes using jQuery? I would like to do it using selectors if it is at all possible. Also, I must select on id since in the real code where I want to use this I don't want to select all text inputs.
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SQL Server add auto increment primary key to existing table
...TABLE dbo.YourTable
ADD CONSTRAINT PK_YourTable
PRIMARY KEY(ID)
or if you prefer to do all in one step:
ALTER TABLE dbo.YourTable
ADD ID INT IDENTITY
CONSTRAINT PK_YourTable PRIMARY KEY CLUSTERED
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