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Alter MySQL table to add comments on columns
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answered Jan 29 '10 at 14:18
RufinusRufinus
23.5k66 gold badges5959 silver badges7878 bronze badges
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How to run only one task in ansible playbook?
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You may also apply tags to roles:
roles:
- { role: webserver, port: 5000, tags: [ 'web', 'foo' ] }
And you may also tag basic include statements:
- include: foo.yml tags=web,foo
Both of these have the function of tagging every single task inside the include statement.
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How to select a single field for all documents in a MongoDB collection?
In my MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
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How to find controls in a repeater header or footer
...peater.
To find a control in the header:
lblControl = repeater1.Controls[0].Controls[0].FindControl("lblControl");
To find a control in the footer:
lblControl = repeater1.Controls[repeater1.Controls.Count - 1].Controls[0].FindControl("lblControl");
With extension methods
public static clas...
Pythonic way of checking if a condition holds for any element of a list
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any():
if any(t < 0 for t in x):
# do something
Also, if you're going to use "True in ...", make it a generator expression so it doesn't take O(n) memory:
if True in (t < 0 for t in x):
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
...et output:
Current Battery Service state:
AC powered: false
AC capacity: 500000
USB powered: true
status: 5
health: 2
present: true
level: 100
scale: 100
voltage:4201
temperature: 271 <---------- Battery temperature! %)
technology: Li-poly <---------- Battery technology! %)
2)Getting wifi i...
Modulo operation with negative numbers
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edited Nov 24 '16 at 10:41
answered Jul 30 '12 at 11:43
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XMLHttpRequest status 0 (responseText is empty)
Cannot get data with XMLHttpRequest (status 0 and responseText is empty):
19 Answers
1...
Passing multiple error classes to ruby's rescue clause in a DRY fashion
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201
You can use an array with the splat operator *.
EXCEPTIONS = [FooException, BarException]
beg...