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How can I use grep to show just filenames on Linux?
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1703
The standard option grep -l (that is a lowercase L) could do this.
From the Unix standard:
-l...
MongoDB: update every document on one field
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+50
Regardless of the version, for your example, the <update> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depe...
AngularJS $resource RESTful example
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edited Jul 8 '16 at 10:12
T J
35.4k1010 gold badges6767 silver badges126126 bronze badges
answered ...
Java Generics (Wildcards)
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answered Oct 30 '08 at 23:10
Bill the LizardBill the Lizard
358k168168 gold badges534534 silver badges830830 bronze badges
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Python: Is it bad form to raise exceptions within __init__?
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answered Oct 1 '09 at 23:59
John MillikinJohn Millikin
178k3636 gold badges199199 silver badges215215 bronze badges
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java.net.UnknownHostException: Invalid hostname for server: local
... local computer. Try with the hostname "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Thrown to indicate that the IP address
of a host could not be determined.
127.0.0.1or ::1 or "localhost" should always be the loopback interface, so if that doe...
How to pick a new color for each plotted line within a figure in matplotlib?
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matplotlib 1.5+
You can use axes.set_prop_cycle (example).
matplotlib 1.0-1.4
You can use axes.set_color_cycle (example).
matplotlib 0.x
You can use Axes.set_default_color_cycle.
share
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impro...
Can I get git to tell me all the files one user has modified?
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edited Jun 14 '11 at 20:12
answered Jun 14 '11 at 20:04
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Dictionary vs Object - which is more efficient and why?
...__init__(self, i):
self.i = i
self.l = []
all = {}
for i in range(1000000):
all[i] = Obj(i)
test_obj.py:
class Obj(object):
def __init__(self, i):
self.i = i
self.l = []
all = {}
for i in range(1000000):
all[i] = Obj(i)
test_dict.py:
all = {}
for i in range(1000000):
o = {}...
Adding a regression line on a ggplot
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Johannes Stötzer
37322 silver badges1010 bronze badges
answered Mar 27 '13 at 8:43
Didzis ElfertsDidzis Elferts
80k...