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Is there a simple way to convert C++ enum to string?
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QT is able to pull that of (thanks to the meta object compiler):
QNetworkReply::NetworkError error;
error = fetchStuff();
if (error != QNetworkReply::NoError) {
QString errorValue;
QMetaObject meta = QNetworkReply...
Check if application is on its first run [duplicate]
... answered Aug 27 '11 at 22:38
SquonkSquonk
47k1818 gold badges9696 silver badges134134 bronze badges
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In Perl, how can I read an entire file into a string?
...handle. See How can I read in an entire file all at once?, or
$ perldoc -q "entire file"
See Variables related to filehandles in perldoc perlvar and perldoc -f local.
Incidentally, if you can put your script on the server, you can have all the modules you want. See How do I keep my own module/li...
Unix command-line JSON parser? [closed]
...answered Jul 31 '12 at 12:11
muhqumuhqu
10.4k55 gold badges2525 silver badges2727 bronze badges
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How can I calculate the number of lines changed between two commits in git?
...ons. Since git log internally calls the diff machinery in order to print requested information, you can give it any of the diff stat options - not just --shortstat. What you likely want to use is:
git log --author="Your name" --stat <commit1>..<commit2>
but you can use --numstat or --...
Is it possible only to declare a variable without assigning any value in Python?
...lue here
#we can just start using it right inside the loop
for index in sequence:
if conditionMet:
value = index
break
try:
doSomething(value)
except NameError:
print "Didn't find anything"
It's a little difficult to tell if that's really the right style to use from such...
How to crop an image in OpenCV using Python
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i had this question and found another answer here: copy region of interest
If we consider (0,0) as top left corner of image called im with left-to-right as x direction and top-to-bottom as y direction. and we have (x1,y1) as the top-le...
How can I get the application's path in a .NET console application?
... @SamGoldberg: That depend on how it is used: stackoverflow.com/q/1068420/391656 . Or you can ... new Uri(System.Reflection.Assembly.GetExecutingAssembly().CodeBase).LocalPath
– Mr.Mindor
Aug 30 '12 at 21:31
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Get current directory name (without full path) in a Bash script
... # (consider a directory named -e or -n)
printf '%q\n' "${PWD##*/}" # to print to stdout, quoted for use as shell input
# ...useful to make hidden characters readable.
Note that if you're applying this technique in other circumstances (not PWD,...
RegEx to parse or validate Base64 data
...le to use a RegEx to validate, or sanitize Base64 data? That's the simple question, but the factors that drive this question are what make it difficult.
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