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When is an interface with a default method initialized?
...ough to trigger the initialization. The default method doesn't have to be called or overridden or even mentioned, nor does the presence of an abstract method trigger initialization.
My speculation is that the HotSpot implementation wanted to avoid adding class/interface initialization checking into...
Gitignore not working
...anged before you do this.)
git rm -rf --cached .
git add .
This removes all files from the repository and adds them back (this time respecting the rules in your .gitignore).
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How dangerous is it to access an array out of bounds?
... repeatedly accessing a single memory location in a tight loop could literally cause that chunk of memory to melt. Other possibilities include destroying a CRT display, and moving the read/write head of a disk drive with the harmonic frequency of the drive cabinet, causing it to walk across a table...
How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
... you are welcome any time you can add custom header too check all constructors of ResponseEntity
– Bassem Reda Zohdy
Apr 27 '13 at 22:27
7
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What does the thread_local mean in C++11?
...al variables in a function. The global/static variables can be accessed by all the threads (possibly synchronized access using locks). And the thread_local variables are visible to all the threads but can only modified by the thread for which they are defined? Is it correct?
...
How can I default a parameter to Guid.Empty in C#?
...id() instead
public void Problem(Guid optional = new Guid())
{
// when called without parameters this will be true
var guidIsEmpty = optional == Guid.Empty;
}
You can also use default(Guid)
default(Guid) also will work exactly as new Guid().
Because Guid is a value type not reference type, ...
regular expression: match any word until first space
...
while generally correct, I think the need for ^ depends on particular language implementations or regexp. for example in Python you'd use re.match for this task.
– SilentGhost
Sep 9 '09 at 15:51
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REST API 404: Bad URI, or Missing Resource?
... This makes sense. I have to wonder, though, whether any benefit is actually gained from returning the 404 in the first place, versus returning a 200 with a null response?
– Brian Lacy
Mar 29 '12 at 19:15
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TSQL - How to use GO inside of a BEGIN .. END block?
I am generating a script for automatically migrating changes from multiple development databases to staging/production. Basically, it takes a bunch of change-scripts, and merges them into a single script, wrapping each script in a IF whatever BEGIN ... END statement.
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.NET Format a string with fixed spaces
Does the .NET String.Format method allow placement of a string at a fixed position within a fixed length string.
10 Answers...