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Is Task.Result the same as .GetAwaiter.GetResult()?
I was recently reading some code that uses a lot of async methods, but then sometimes needs to execute them synchronously. The code does:
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Python: How to get stdout after running os.system? [duplicate]
...ocess
p = subprocess.Popen(["pwd"], stdout=subprocess.PIPE)
out = p.stdout.read()
print out
Or as a function (using shell=True was required for me on Python 2.6.7 and check_output was not added until 2.7, making it unusable here):
def system_call(command):
p = subprocess.Popen([command], stdo...
Why should I use the keyword “final” on a method parameter in Java?
...Reassignment
While these answers are intellectually interesting, I've not read the short simple answer:
Use the keyword final when you want the compiler to prevent a
variable from being re-assigned to a different object.
Whether the variable is a static variable, member variable, local vari...
Error message “Forbidden You don't have permission to access / on this server” [closed]
...quick solution and SECURITY IS NOT A MATTER, i.e development env, skip and read the original answer instead
Many scenarios can lead to 403 Forbidden:
A. Directory Indexes (from mod_autoindex.c)
When you access a directory and there is no default file found in this directory
AND Apache Options I...
Advantages of Binary Search Trees over Hash Tables
...:
Hash tables in general have better cache behavior requiring less memory reads compared to a binary tree. For a hash table you normally only incur a single read before you have access to a reference holding your data. The binary tree, if it is a balanced variant, requires something in the order of...
Entity Framework: There is already an open DataReader associated with this Command
...single connection (or single command 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 ...
Updating version numbers of modules in a multi-module Maven project
..."parent".) In these situations the given answer will not work.
After much reading and experimentation, it turns out there is a way to use the Versions Maven Plugin to update not only the aggregator POM but also all aggregated modules as well; it is the processAllModules option. The following comman...
How to avoid “if” chains?
...ers. So clearly a win-win: decent code and somebody learned something from reading it.
– x4u
Jun 27 '14 at 12:11
24
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jQuery Mobile: document ready vs. page events
...and I am having trouble understanding differences between classic document ready and jQuery Mobile page events.
5 Answers
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How to solve Permission denied (publickey) error when using Git?
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This error can happen when you are accessing the SSH URL (Read/Write) instead of Git Read-Only URL but you have no write access to that repo.
Sometimes you just want to clone your own repo, e.g. deploy to a server. In this case you actually only need READ-ONLY access. But since tha...