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Why can't I forward-declare a class in a namespace using double colons?
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All other answers were confusing to me but this "you can't declare a class within a namespace from outside that namespace. You have to be in the namespace." was very helpful hint to remember.
– dashesy
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Can a unit test project load the target application's app.config file?
...ependent code will run fine.
Edit: I forgot to add, this will not work in all situations, so you may need to include a startup script that renames the output .config to match the unit test's name.
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Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
...ustering options are also available.
In regards to AMQP, I would say a really cool feature is the "exchange", and the ability for it to route to other exchanges. This gives you more flexibility and enables you to create a wide array of elaborate routing typologies which can come in very handy when...
How to read a large file line by line?
...e line from the file.
echo $file->fgets();
}
// Unset the file to call __destruct(), closing the file handle.
$file = null;
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Why would finding a type's initializer throw a NullReferenceException?
...45010c 41ff5228 call qword ptr [r10+28h]
000007fe`8d450110 48bb1032531200000000 mov rbx,12533210h
000007fe`8d45011a 488b1b mov rbx,qword ptr [rbx]
000007fe`8d45011d 33d2 xor edx,edx
000007fe`8d45011f 488bc8 mov rcx,rax
000007fe`8d450122 e829452e58 ...
Printing all global variables/local variables?
How can I print all global variables/local variables? Is that possible in gdb?
3 Answers
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
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With new_list = my_list, you don't actually have two lists. The assignment just copies the reference to the list, not the actual list, so both new_list and my_list refer to the same list after the assignment.
To actually copy the list, you have various possibilit...
What does it mean for a data structure to be “intrusive”?
...to know about the list it is in, and inform it of changes.
ORM-systems usually revolve around intrusive data structures, to minimize iteration over large lists of objects. For instance, if you retrieve a list of all the employees in the database, then change the name of one of them, and want to sav...
Quick and easy file dialog in Python?
...7:47
jfs
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answered Jan 2 '13 at 8:58
tomvodito...
How to iterate through all git branches using bash script
How can I iterate through all the local branches in my repository using bash script.
I need to iterate and check is there any difference between the branch and some remote branches.
Ex
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