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MongoDB, remove object from array
...
try..
db.mycollection.update(
{'_id': ObjectId("5150a1199fac0e6910000002")},
{ $pull: { "items" : { id: 23 } } },
false,
true
);
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Write to .txt file?
...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
Static classes and methods in coffeescript
...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
How to run script as another user without password?
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answered Aug 1 '11 at 23:47
pyroscopepyroscope
3,96411 gold badge1515 silver badges1313 bronze badges
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Python: How would you save a simple settings/config file?
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Graeme StuartGraeme Stuart
4,37711 gold badge1717 silver badges4141 bronze badges
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Matplotlib: draw grid lines behind other graph elements
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Hendrik
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answered Nov 13 '09 at 1:13
andrew cookeandrew cooke
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Print a file, skipping the first X lines, in Bash [duplicate]
...ou want to skip N lines, you start printing line N+1. Example:
$ tail -n +11 /tmp/myfile
< /tmp/myfile, starting at line 11, or skipping the first 10 lines. >
If you want to just see the last so many lines, omit the "+":
$ tail -n <N> <filename>
< last N lines of file. >
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How can I match on an attribute that contains a certain string?
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answered Mar 27 '11 at 12:58
surupa123surupa123
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How to get the last element of a slice?
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Toni CárdenasToni Cárdenas
4,88011 gold badge1515 silver badges1818 bronze badges
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Cannot add or update a child row: a foreign key constraint fails
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answered Feb 15 '11 at 15:16
Brian DriscollBrian Driscoll
17.7k22 gold badges4242 silver badges5858 bronze badges
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