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Any reason to write the “private” keyword in C#?
As far as I know, private is the default everywhere in C# (meaning that if I don't write public , protected , internal , etc. it will be private by default). (Please correct me if I am wrong.)
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Explain the use of a bit vector for determining if all characters are unique
... this (not too familiar with bit vectors). Here is the code given. Could someone please walk me through this?
12 Answers
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Test if executable exists in Python?
... return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
fpath, fname = os.path.split(program)
if fpath:
if is_exe(program):
return program
else:
for path in os.environ["PATH"].split(os.pathsep):
exe_file = os.path.join(path, program)
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Why are C++ inline functions in the header?
...n you shouldn't declare it inline. A function not declared inline does not mean that the compiler cannot inline the function.
Whether you should declare a function inline or not is usually a choice that you should make based on which version of the one definition rules it makes most sense for you to...
Express.js: how to get remote client address
...ug from a dev copying this and comparing the result to an IP. Perhaps do something like var ip = (req.headers['x-forwarded-for'] || req.connection.remoteAddress || '').split(',')[0].trim(); to get client IP.
– Davy Jones
Feb 21 '18 at 12:47
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How to build an android library with Android Studio and gradle?
...n't work. I am open to restructuring the project but haven't found any documentation on how this should be done.
4 Answers
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How to remove CocoaPods from a project?
...ng CocoaPods from a project? I want to remove the whole CocoaPod. Due to some limitations imposed by my client I can't use it. I need to have just one xcodeproj instead of an xcworkspace.
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Maximum number of threads per process in Linux?
...ike this:
cat /proc/sys/kernel/threads-max
The default is the number of memory pages/4. You can increase this like:
echo 100000 > /proc/sys/kernel/threads-max
There is also a limit on the number of processes (and hence threads) that a single user may create, see ulimit/getrlimit for detail...
SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
...LO with a STARTTLS, otherwise it will throw an exception. See the MSDN documentation for more details.
Second, a quick SMTP history lesson for those who stumble upon this problem in the future:
Back in the day, when services wanted to also offer encryption they were assigned a different port numbe...
How can I update npm on Windows?
...bal package location.
Allows easy upgrades and downgrades.
Officially recommended by the NPM team.
A list of versions matched between NPM and NODE (https://nodejs.org/en/download/releases/) - but you will need to download NODE INSTALLER and run that to update node (https://nodejs.org/en/)
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