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ios simulator: how to close an app
... Q was asked you and was responded by @lehn0058 on Aug 29 '13 correctly, now to get easy upvotes, you accepted your answer and modified by copying his. Not a fare call at all. Atleast mention the deserving persons name.
– Nicks
Apr 27 '17 at 0:40
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How to check if a variable is a dictionary in Python?
... in try...except (AttributeError, TypeError). If exception is raised, you know ele has no items that yields an iterable...
– cowbert
Jul 14 '18 at 3:31
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Android buildscript repositories: jcenter VS mavencentral
...ted .gradle files with mavencentral() buildscript repositories whereas now there's jcenter() .
4 Answers
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
I have a Spring MVC web app which uses Spring Security. I want to know the username of the currently logged in user. I'm using the code snippet given below . Is this the accepted way?
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Step-by-step debugging with IPython
... ipdb.set_trace() ? In your code :
import ipdb; ipdb.set_trace()
update: now in Python 3.7, we can write breakpoint(). It works the same, but it also obeys to the PYTHONBREAKPOINT environment variable. This feature comes from this PEP.
This allows for full inspection of your code, and you have ac...
What Xcode keyboard shortcuts do you use regularly? [closed]
...quently use cmd-option-j to filter then navigate to source files. However now I find the open quickly command better (cmd-shift-O , type a few chars, return)
– Robert
Nov 30 '12 at 12:45
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Confused by python file mode “w+”
...om your file:
with open('somefile.txt', 'w+') as f:
# Note that f has now been truncated to 0 bytes, so you'll only
# be able to read data that you write after this point
f.write('somedata\n')
f.seek(0) # Important: return to the top of the file before reading, otherwise you'll jus...
Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti
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With C# 7 you can now use discards:
_ = WorkAsync();
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Logging in Scala
...ou can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging framework. Here's the description of SLF4J:
The Simple Logging Facade for Java or (SLF4J) serves as a simple facade or abstraction for various logging frameworks, e.g. java.util.log...
How and/or why is merging in Git better than in SVN?
... are not compared with their common ancestor.
To mitigate this Subversion now stores meta data for branch and merge. That would solve all problems right?
And oh, by the way, Subversion still sucks…
On a centralized system, like subversion, virtual directories suck. Why? Because everyone has acc...