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127 Return code from $?
...her words, the system doesn't understand your command, because it doesn't know where to find the binary you're trying to call.
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How to cast int to enum in C++?
...ven worse, a reinterpret_cast or even a combination of those. Even if you know now in what it will degrade, suppose you change a to another type later on, it could very well be the type of casting changes without you ever getting as much as a warning, you don't want that.
– Kil...
How to avoid “if” chains?
...s and actions, it might turn out that foo is still doing too much, but for now this is a good solution.
– GraniteRobert
Jun 26 '14 at 13:43
13
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How to add \newpage in Rmarkdown in a smart way?
...ppropriate. Your question is fine, so you don't have to close or delete it now, just leave it as it is.
– tonytonov
Aug 11 '14 at 11:12
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0
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my problem with connector/c++. now, if i could only find what setting needs to be in allow when deny has ALL: ALL...
– user1382306
Jul 8 '13 at 23:30
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Is 'float a = 3.0;' a correct statement?
...ectively causes the assembly generated to differ since the conversion must now be done explicitly. The following code:
float func1(float x )
{
return x*0.1; // a double literal
}
float func2(float x)
{
return x*0.1f ; // a float literal
}
results in the following assembly:
func1(float):
...
Redis: possible to expire an element in an array or sorted set?
...currently only possible to expire an entire key/value pair?
As far as I know, and also according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this...
Unmount the directory which is mounted by sshfs in Mac [closed]
...nstalled OSXFUSE in my mac and used sshfs to mount a remote directory. Now I would like to unmount it, but can't find the way.
My OS is OSX 10.8 Mountain.
Can anyone help?
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Git merge master into feature branch
... into the feature branch and the master branch. Fast forward is impossible now.
Have a look at GitFlow. It is a branching model for git that can be followed, and you unconsciously already did. It also is an extension to Git which adds some commands for the new workflow steps that do things automati...
How to get the currently logged in user's user id in Django?
...d sessions
sessions = Session.objects.filter(expire_date__gte=timezone.now())
user_id_list = []
# build list of user ids from query
for session in sessions:
data = session.get_decoded()
# if the user is authenticated
if data.get('_auth_user_id'):
u...