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Node.js check if file exists
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At the time this answer was written, the info was correct; however, fs.existsSync() is no longer deprecated.
– RyanZim
Oct 12 '17 at 20:52
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MySQL “incorrect string value” error when save unicode string in Django
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Should I do this every time I change the Model?
– Vanuan
May 21 '14 at 18:25
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show 2 mo...
How do I connect to a MySQL Database in Python?
...in the resultset
numrows = cursor.rowcount
# Get and display one row at a time
for x in range(0, numrows):
row = cursor.fetchone()
print row[0], "-->", row[1]
# Close the connection
db.close()
Reference here
s...
Order a MySQL table by two columns
...e keyword DESC to both your orders:
ORDER BY article_rating DESC, article_time DESC
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Proper way to wait for one function to finish before continuing?
...; console.log('huzzah, I\'m done!'))
Update: I answered this quite some time ago, and really want to update it. While callbacks are absolutely fine, in my experience they tend to result in code that is more difficult to read and maintain. There are situations where I still use them though, such a...
Import Error: No module named numpy
...ill says ImportError: No module named 'numpy'. I tried installing a second time, it said it was already installed.
– Hatchling
Nov 11 '16 at 23:37
7
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How to change the color of an svg element?
.... You can then inline your SVG and apply the styles you need.
See :
#time-3-icon {
fill: green;
}
.my-svg-alternate {
display: none;
}
.no-svg .my-svg-alternate {
display: block;
width: 100px;
height: 100px;
background-image: url(image.png);
}
<svg width="96px" he...
Check if key exists and iterate the JSON array using Python
...ry Pinter"}, "message": "How ARE you?", "comments": {"count": 0}, "updated_time": "2012-05-01", "created_time": "2012-05-01", "to": {"data": [{"id": "1543", "name": "Honey Pinter"}]}, "type": "status", "id": "id_7"}"""
def getTargetIds(jsonData):
data = json.loads(jsonData)
if 'to' not in d...
Fatal error: unexpectedly found nil while unwrapping an Optional values [duplicate]
...tly Unwrapped Optional"?
The Swift Programming Language tells us:
Sometimes it is clear from a program’s structure that an optional will
always have a value, after that value is first set. In these cases, it
is useful to remove the need to check and unwrap the optional’s value
every t...
How do I remove/delete a folder that is not empty?
... about this solution. I wouldn't have upvoted this answer, but I have this time only to cancel out your downvote :)
– Jeremy Cantrell
Nov 19 '08 at 21:18
7
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