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Else clause on Python while statement
...struct:
while condition:
handle_true()
else:
# condition is false now, handle and go on with the rest of the program
handle_false()
An example might be along the lines of:
while value < threshold:
if not process_acceptable_value(value):
# something went wrong, exit the...
How often should you use git-gc?
...hurt to run it more frequently than needed, though.
What I'd do is run it now, then a week from now take a measurement of disk utilization, run it again, and measure disk utilization again. If it drops 5% in size, then run it once a week. If it drops more, then run it more frequently. If it drop...
How to log out user from web site using BASIC authentication?
... @davidjb Since synchronous requests are considered deprecated now, an alternative solution might be to redirect the user in the callback of the async request.
– Hayden Schiff
Jul 31 '15 at 20:20
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How can a web application send push notifications to iOS devices? [closed]
...ort push notifications.
UPDATE:
Mac OS X 10.9 & Safari 7 websites can now also send push notifications, but this still does not apply to iOS.
Read the Notification Programming Guide for Websites. Also check out WWDC 2013 Session 614.
...
Will Try / Finally (without the Catch) bubble the exception?
....
Third, if DoSomethingToTheResource throws an exception, then how do we know that EnableAccessToTheResource will not also throw an exception? Whatever awfulness befell the use of the resource might also affect the cleanup code, in which case the original exception will be lost and the problem will...
How to create SBT project with IntelliJ Idea?
...
I retract my answer. This is a great plugin and I now use it every time.
– Synesso
Dec 6 '10 at 4:57
1
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How to determine if an NSDate is today?
...suggestion. I had to look up what era was, so for anyone else who doesn't know, it distinguishes between BC and AD. This is probably unnecessary for most people, but it's easy to check and adds some certainty, so I've included it. If you're going for speed, this probably isn't a good method anyway.
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How to run only one task in ansible playbook?
... role/stuff/tasks/main.yml
- name: do stuff
when: stuff|default(false)
Now, this task will not fire by default, but only if I set the stuff=true
$ ansible-playbook -e '{"stuff":true}'
or in a playbook:
roles:
- {"role":"stuff", "stuff":true}
...
How to increase font size in the Xcode editor?
...font will be preselected in the font inspector. Whatever changes you make now
will be applied to the text types you selected in the 'Source Editor' window.
e.g. All Fonts > Menlo > Regular > 14
Close the windows you opened on this hunt for the holy grail.
Congratulations. Your may now...
Displaying a message in iOS which has the same functionality as Toast in Android
I need to know if there is any method in iOS which behaves like Toast messages in Android. That is, I need to display a message which is dismissed automatically after few seconds. This is similar to the functionality of the Toast class in the Android environment.
...