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How to hide first section header in UITableView (grouped style)
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I have a workaround that seems reasonably clean to me. So I'm answering my own question.
Since 0 as the first section header's height doesn't work, I return 1. Then I use the contentInset to hide that height underneath the navigation bar.
Objective-C:
- (CGFloat) tableView...
Undo changes in entity framework entities
this might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects?
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Is it acceptable and safe to run pip install under sudo?
I've started to use my Mac to install Python packages in the same way I do with my Windows PC at work; however on my Mac I've come across frequent permission denied errors while writing to log files or site-packages.
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node and Error: EMFILE, too many open files
For some days I have searched for a working solution to an error
17 Answers
17
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Find (and kill) process locking port 3000 on Mac
...killport=findandkill So now I just have to type killport 8080 and it saves me some seconds
– Alfonso Pérez
Nov 11 '15 at 13:51
4
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How To Remove Outline Border From Input Button
when click somewhere else the border disappears, tried onfocus none, but didn't help, how to make ugly button border disappear when click on?
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It is more efficient to use if-return-return or if-else-return?
Suppose I have an if statement with a return . From the efficiency perspective, should I use
8 Answers
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Can someone explain collection_select to me in clear, simple terms?
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collection_select(
:post, # field namespace
:author_id, # field name
# result of these two params will be: <select name="post[author_id]">...
# then you should specify some collection or array of rows.
# It can be Author.where(..).order(...
How do I rotate the Android emulator display? [duplicate]
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@Omar : According to the comment of the tutorial androidandme.com/2009/10/news/… , you can rotate on Mac with Shift + F12
– ccheneson
Mar 2 '12 at 12:47
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Python AttributeError: 'module' object has no attribute 'Serial' [duplicate]
...serial port with Python 2.6 on my Raspberry Pi running Debian.
My script named serial.py tries to import pySerial:
8 Answ...