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Accidentally committed .idea directory files into git
...ed in to your repo. See github.com/github/gitignore/blob/master/Global/… for JetBrains suggestion on how your .gitignore should look like.
– tokenizer_fsj
Jul 20 '18 at 15:14
2
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“X does not name a type” error in C++
...ing of your class member.
You need to make sure MyMessageBox is defined before you use it as a member. This is solved by reversing the definition order. However, you have a cyclic dependency: if you move MyMessageBox above User, then in the definition of MyMessageBox the name User won't be defined!...
Get the value of an instance variable given its name
...pus = cpus
end
end
In this case, if you did Computer.new, you would be forced to use instance_variable_get to get at @cpus. But if you're doing this, you probably mean for @cpus to be public. What you should do is:
class Computer
attr_reader :cpus
end
Now you can do Computer.new(4).cpus.
N...
How to identify platform/compiler from preprocessor macros?
I'm writing a cross-platform code, which should compile at linux, windows, Mac OS. On windows, I must support visual studio and mingw.
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What regex will match every character except comma ',' or semi-colon ';'?
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Getting an error only for semicolon-- unterminated regexp meets end of file
– Jaswinder
Dec 21 '17 at 3:07
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In Python, how do I use urllib to see if a website is 404 or 200?
...
For Python 3:
import urllib.request, urllib.error
url = 'http://www.google.com/asdfsf'
try:
conn = urllib.request.urlopen(url)
except urllib.error.HTTPError as e:
# Return code error (e.g. 404, 501, ...)
# ...
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Should I use the Reply-To header when sending emails as a service to others?
...ge,
that is, the mailbox(es) of the person(s) or system(s) responsible
for the writing of the message. The "Sender:" field specifies the
mailbox of the agent responsible for the actual transmission of the
message. For example, if a secretary were to send a message for
another person, ...
How can I initialize an ArrayList with all zeroes in Java?
It looks like arraylist is not doing its job for presizing:
5 Answers
5
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How to prevent ReflectionTypeLoadException when calling Assembly.GetTypes()
I'm trying to scan an assembly for types implementing a specific interface using code similar to this:
4 Answers
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What does GitHub for Windows' “sync” do?
With GitHub for Windows, you can "publish" a branch, and then "sync" that branch to GitHub.
4 Answers
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