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How to tell when UITableView has completed ReloadData?
I am trying to scroll to the bottom of a UITableView after it is done performing [self.tableView reloadData]
19 Answers
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Javascript object Vs JSON
...ation is where the key contains a special character (if, :, - etc). It is worth noting that a key in JSON must be enclosed in double quotes.
If I convert the above object to JSON using var jSonString = JSON.stringify(testObject);, what is the difference between the 2 (JS obj and JSON)?
JSON is ...
Is it good practice to use the xor operator for boolean checks? [closed]
I personally like the exclusive or , ^ , operator when it makes sense in the context of boolean checks because of its conciseness. I much prefer to write
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Warning message: In `…` : invalid factor level, NA generated
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The warning message is because your "Type" variable was made a factor and "lunch" was not a defined level. Use the stringsAsFactors = FALSE flag when making your data frame to force "Type" to be a character.
> fixed <- data.frame("Type" = character(3), "Amount" = numeric(3))
> str(...
Omitting the first line from any Linux command output
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Pipe it to awk:
awk '{if(NR>1)print}'
or sed
sed -n '1!p'
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PostgreSQL database default location on Linux
What is the default directory where PostgreSQL will keep all databases on Linux?
8 Answers
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What is the `sensor` parameter for in the Google Places API?
The Google Places API requests have a sensor parameter? How does this parameter affect the results?
3 Answers
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How to upgrade Git on Windows to the latest version?
I just upgraded to Git 1.8.0.1 for Windows, from my previous version 1.7.9.mysysgit.0. I downloaded the new version from the Git site and installed through the normal Git installer EXE.
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Retaining file permissions with Git
I want to version control my web server as described in Version control for my web server , by creating a git repo out of my /var/www directory . My hope was that I would then be able to push web content from our dev server to github, pull it to our production server, and spend the rest of the d...
Resolving a 'both added' merge conflict in git?
...yFile.cs to choose the version from the branch onto which you are rebasing or git checkout --theirs src/MyFile.cs to choose the version from the branch which you are rebasing.
If you want a blend you need to use a merge tool or edit it manually.
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