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PHP Remove elements from associative array
...ay and copy it in single step to a non-nested array.
Delete the key(s) and then assign the final trimmed array to the nested node of the earlier array.
Here is a code to make it simple:
$temp_array = $list['resultset'][0];
unset($temp_array['badkey1']);
unset($temp_array['badkey2']);
$list['resul...
How to Import .bson file format on mongodb
...
bsondump collection.bson > collection.json
and then
mongoimport -d <dbname> -c <collection> < collection.json
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How to make completely transparent navigation bar in iOS 7
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Use UINavigationBar+Addition pod, then simply call:
UINavigationBar *navigationBar = self.navigationController.navigationBar;
[navigationBar makeTransparent];
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How to escape the % (percent) sign in C's printf?
...up with an alternate solution once - copy the buffer to another buffer and then go through it doubling up the % signs. I eventually came across this idea and replaced a 20-30 line function with one line. Don't worry, I did beat myself severely about the head, as I deserved.
– G...
List all developers on a project in Git
...les is still great advice. If you are looking for interesting git commands then I would recommend Gary Bernhardt's dotfiles as well: github.com/garybernhardt/dotfiles/tree/master/bin
– Daniel Lee
Oct 20 '16 at 8:54
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How to get Sinatra to auto-reload the file after each change?
...evelopment do
gem "guard"
gem "guard-bundler"
gem "guard-rack"
end
Then, create a Guardfile at the root of your project with this content:
guard 'bundler' do
watch('Gemfile')
end
guard 'rack' do
watch('Gemfile.lock')
watch(%r{^(config|app|api)/.*})
end
Lastly, run Guard, like so: b...
Extract source code from .jar file
... This is equivalent to renaming filename.jar to filename.jar.zip and then just unzipping it.
– Mathias Bynens
Mar 5 '14 at 9:16
28
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psql - save results of command to a file
...the \copy off? I found that if I run a statement like in your example, and then I run, for example, select * from users; that it will append the results to the most-recent file I specified instead of outputting to the screen. Thank you.
– raphael75
Mar 19 at 16...
How to initialise a string from NSData in Swift
... return String(data: self, encoding: NSUTF8StringEncoding)
}
}
Then you can use it:
let data : NSData = getDataFromEpicServer()
let string : String? = data.toUtf8()
Note that the string is optional, the initial NSData may be unconvertible to Utf8.
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How to debug an apache virtual host configuration?
...rst check out config files for syntax errors with apachectl configtest and then look into apache error logs.
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