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Can you make valid Makefiles without tab characters?
...
I just found gnu.org/software/make/manual/html_node/Special-Variables.html (see .RECIPEPREFIX). One of the answers below also mentions that, and should be marked as "correct" instead of mine. stackoverflow.com/a/21920142
– Alok Singhal
...
ruby 1.9: invalid byte sequence in UTF-8
...1.8 (iconv) and 1.9 (String#encode) :
require 'iconv' unless String.method_defined?(:encode)
if String.method_defined?(:encode)
file_contents.encode!('UTF-8', 'UTF-8', :invalid => :replace)
else
ic = Iconv.new('UTF-8', 'UTF-8//IGNORE')
file_contents = ic.iconv(file_contents)
end
or if yo...
Error pushing to GitHub - insufficient permission for adding an object to repository database
...ound. Try @Syvex's answer instead (with setgid)
– 4wk_
Jul 9 '15 at 16:02
add a comment
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Difference between Eclipse Europa, Helios, Galileo
...ing version number go to this website.
http://en.wikipedia.org/wiki/Eclipse_%28software%29#Release
Release Date Platform version
Juno ?? June 2012 4.2?
Indigo 22 June 2011 3.7
Helios 23 June 2010 3.6
Galileo 24 June 2009 3.5
Ganymede 25 June 2008 3.4...
Can I obtain method parameter name using Java reflection?
...wever, you can't tell the name of the argument used." just read my answer -_-
– Johnco
Feb 10 '10 at 15:23
3
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python-pandas and databases like mysql
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As Wes says, io/sql's read_sql will do it, once you've gotten a database connection using a DBI compatible library. We can look at two short examples using the MySQLdb and cx_Oracle libraries to connect to Oracle and MySQL and query their data dictio...
Vim clear last search highlighting
...imrc to get Ctrl+/ to clear the last search: noremap <silent> <c-_> :let @/ = ""<CR>
– angrydust
Sep 15 '14 at 21:46
...
How to clear Facebook Sharer cache?
... to scrape a page again?
$furl = 'https://graph.facebook.com';
$ch = curl_init();
curl_setopt( $ch, CURLOPT_URL, $furl );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $ch, CURLOPT_POST, true );
$params = array(
'id' => '<update_url>',
'scrape' => true );
$dat...
What are the -Xms and -Xmx parameters when starting JVM?
... binary powers rather than powers of ten. See en.wikipedia.org/wiki/Binary_prefix. In addition, because some unusable space is set aside for an extra pool of Survivor space, the amount of memory actually available according to Runtime.getRuntime().maxMemory() is less than the value specified via -...
How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, y):
z = x.copy() # start with x's keys and values
z.update(y) # modifies z with y's keys and values & returns None
return z
and now:
z = merge_two_dicts(x, y)
In Python 3.9.0a4 or greater...