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How to scroll the window using JQuery $.scrollTo() function
I'm trying to scroll down 100px every time the user gets near the top of the document.
6 Answers
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how to get first three characters of an NSString?
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mystr=[mystr substringToIndex:3];
Be sure your string has atleast 3 ch.. o.e. it will crash the app.
Here are some other links to check NSsting operations...
Link1
Link2
Apple Link
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Why does direction of index matter in MongoDB?
To quote the docs :
3 Answers
3
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Is it a good idea to use Google Guava library for Android development?
... It heavily communicates with the server but also has a lot of inner logic too. So, I decided to use some features of Google Guava library to simplify development process. Here is a list of features I'm very interested in: immutable collections, base utils, collection extensions, functional progra...
Two way sync with rsync
...penn.edu/~bcpierce/unison/
Syntax:
unison dirA/ dirB/
Unison asks what to do when files are different, but you can automate the process by using the following which accepts default (nonconflicting) options:
unison -auto dirA/ dirB/
unison -batch dirA/ dirB/ asks no questions at all, and writes...
How can I check if a single character appears in a string?
In Java is there a way to check the condition:
17 Answers
17
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How to properly assert that an exception gets raised in pytest?
How to make pytest print traceback, so I would see where in the whatever function an exception was raised?
11 Answers
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Python try…except comma vs 'as' in except
...-3110: Catching Exceptions
Summary:
In Python 3.x, using as is required to assign an exception to a variable.
In Python 2.6+, use the as syntax, since it is far less ambiguous and forward compatible with Python 3.x.
In Python 2.5 and earlier, use the comma version, since as isn't supported.
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What should Xcode 6 gitignore file include?
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1)
The easiest answer is that mine looks like this:
# Xcode
.DS_Store
build/
*.pbxuser
!default.pbxuser
*.mode1v3
!default.mode1v3
*.mode2v3
!default.mode2v3
*.perspectivev3
!default.perspectivev3
*.xcworkspace
!default.xcworkspace
xcuserdata
profile
*.moved-aside
DerivedData
.idea/
# Pods...
Delete keychain items when an app is uninstalled
...r app if it's not already set. There's a comment where you should put code to delete values from the keychain. Synchronize can be called to make sure the "FirstRun" key/value is immediately persisted in case the user kills the app manually before the system persists it.
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