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When should one use a spinlock instead of mutex?
I think both are doing the same job,how do you decide which one to use for synchronization?
6 Answers
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How can I use inverse or negative wildcards when pattern matching in a unix/linux shell?
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pattern matching operators are recognized.A pattern-list is a list of one or more patterns separated by a |. Composite patterns may be formed using one or more of the following sub-patterns:
?(pattern-list)
Matches zero or one occurrence of the given patterns
*(pattern-list)
Ma...
new keyword in method signature
...made good sense:
Link to Original
public class A
{
public virtual void One();
public void Two();
}
public class B : A
{
public override void One();
public new void Two();
}
B b = new B();
A a = b as A;
a.One(); // Calls implementation in B
a.Two(); // Calls implementation in A
b.One(...
Can't get Gulp to run: cannot find module 'gulp-util'
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So with a 150K views on this question alone, I'd love to know what the root cause of this is... This occurs quite frequently for me and I'm guessing I'm not the only one. This adds up to a lot of wasted time!
– cloakedninjas
J...
Getting the name of a variable as a string
...ossible without recursively walking the tree of named objects; a name is a one-way reference to an object. A common or garden-variety Python object contains no references to its names. Imagine if every integer, every dict, every list, every Boolean needed to maintain a list of strings that represent...
How to wait in bash for several subprocesses to finish and return exit code !=0 when any subprocess
... in array
for i in $n_procs; do
./procs[${i}] &
pids[${i}]=$!
done
# wait for all pids
for pid in ${pids[*]}; do
wait $pid
done
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How to get rid of blank pages in PDF exported from SSRS
...king 4 pages due to its width, where the 2nd and 4th pages were displaying one of my fields from the table. I tried to set the layout size in report properties as width=18in and height =8.5in.
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How do I prevent Eclipse from hanging on startup?
...found that Eclipse was constantly polling a fairly large snapshot file for one of my projects. Removed that, and everything started up fine (albeit with the workspace in the state it was at the previous launch).
The file removed was:
<workspace>\.metadata\.plugins\org.eclipse.core.resources...
Entity Framework: There is already an open DataReader associated with this Command
...mand with multiple selects) while next DataReader is executed before first one has completed the reading. The only way to avoid the exception is to allow multiple nested DataReaders = turn on MultipleActiveResultSets. Another scenario when this always happens is when you iterate through result of th...
Is there a performance difference between i++ and ++i in C?
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So the "No" is true for the one compiler you tested with.
– Andreas
Jan 25 '11 at 8:59
174
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