Top "Core" questions

Reload Solr core with curl

I'm trying to reload the Solr core (version 3.6.0) by means of the following sentence: curl http://localhost:8983/solr/admin/cores?…

curl solr reload core

What does "BUS_ADRALN - Invalid address alignment" error means?

We are on HPUX and my code is in C++. We are getting BUS_ADRALN - Invalid address alignment in …

c++ unix gcc gdb core

Efficiency of while(true) ServerSocket Listen

I am wondering if a typical while(true) ServerSocket listen loop takes an entire core to wait and accept a …

java sockets performance multithreading core

Swift 3 Convert Double to String

I keep getting this error "Initializer for conditional binding must have Optional type, not 'Double'". I am trying to display …

swift3 core

dotnet fatal error hostfxr.dll

After installing .Net Framework 4.7.1 my dotnet installation was somehow broken. I was no longer able to develop with Visual Studio 2015 …

.net visual-studio-2015 fatal-error core

In python, is there a "pass" equivalent for a variable assignment

I am using a library function called get_count_and_price which returns a 2-tuple (count,price). In many places …

python core

ConfigurableApplicationContext vs ApplicationContext

I have been learning spring framework for some time.But whenever I look for initialization and destruction callbacks, every example …

spring core

How to read negative byte values in Java less than -128

I'm reading data from another system using the serial port. I'm reading packets of 133 bytes. The second byte is the …

java types core xmodem

Importing ZXing - missing core/build.xml

I'm trying to import Google's ZXing. I downloaded the latest release from https://code.google.com/p/zxing/downloads/detail?…

ant zxing core build.xml

c# Environment.ProcessorCount does not always return the full number of Logical Processor, why?

On my machine, windows 7 - Enterprise with 1 x Intel Xeon E5-1660 0 @ 3.30Ghz (6 cores/cpu with Hyper Threading activated), Environment.…

c# cpu server core hyperthreading