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How to concatenate multiple lines of output to one line?
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246
Use tr '\n' ' ' to translate all newline characters to spaces:
$ grep pattern file | tr '\n' ...
Check if a string is null or empty in XSLT
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323
test="categoryName != ''"
Edit: This covers the most likely interpretation, in my opinion, of...
“Too many values to unpack” Exception
...the number of target variables. For example: this work, and prints 1, then 2, then 3
def returnATupleWithThreeValues():
return (1,2,3)
a,b,c = returnATupleWithThreeValues()
print a
print b
print c
But this raises your error
def returnATupleWithThreeValues():
return (1,2,3)
a,b = returnAT...
What does @hide mean in the Android source code?
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182
Android has two types of APIs that are not accessible via SDK.
The first one is located in pack...
Importing a CSV file into a sqlite3 database table using Python
...your_filename.db'
cur = con.cursor()
cur.execute("CREATE TABLE t (col1, col2);") # use your column names here
with open('data.csv','r') as fin: # `with` statement available in 2.5+
# csv.DictReader uses first line in file for column headings by default
dr = csv.DictReader(fin) # comma is de...
OnChange event handler for radio button (INPUT type=“radio”) doesn't work as one value
...Radios" value="1" />
<input type="radio" name="myRadios" value="2" />
</form>
Here's a JSFiddle demo: https://jsfiddle.net/crp6em1z/
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Regular expression to match non-ASCII characters?
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257
This should do it:
[^\x00-\x7F]+
It matches any character which is not contained in the ASC...
Laravel stylesheets and javascript don't load for non-base routes
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someOne
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answered May 15 '13 at 12:58
gangan
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Do we need semicolon at the end? [duplicate]
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edited Jan 19 '11 at 22:51
answered Oct 23 '10 at 3:00
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What does bundle exec rake mean?
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edited Jan 27 '16 at 22:46
Onato
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