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Can I get a list of files marked --assume-unchanged?
...y OS apparently has a weird collation setup, so Matt's command didn't work for me. Here's what I added under the [alias] section of my .gitconfig: ignored = !git ls-files -v | grep "^[[:lower:]]"
– Abe Voelker
Sep 3 '11 at 22:55
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Set operations (union, intersection) on Swift array?
Are there any standard library calls I can use to either perform set operations on two arrays, or implement such logic myself (ideally as functionally and also efficiently as possible)?
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Append column to pandas dataframe
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It seems in general you're just looking for a join:
> dat1 = pd.DataFrame({'dat1': [9,5]})
> dat2 = pd.DataFrame({'dat2': [7,6]})
> dat1.join(dat2)
dat1 dat2
0 9 7
1 5 6
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How to limit the maximum value of a numeric field in a Django model?
Django has various numeric fields available for use in models, e.g. DecimalField and PositiveIntegerField . Although the former can be restricted to the number of decimal places stored and the overall number of characters stored, is there any way to restrict it to storing only numbers within a ...
Using Jasmine to spy on a function without an object
... I've had some problems using spyOn(window, 'test') using chutzpah for running the tests as part of our automation due to 'window' not being assigned. Using jasmine.createSpy() got around this.
– Henners
Sep 24 '13 at 13:43
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Extract a substring from a string in Ruby using a regular expression
...ring1.scan(/<([^>]*)>/).last.first
scan creates an array which, for each <item> in String1 contains the text between the < and the > in a one-element array (because when used with a regex containing capturing groups, scan creates an array containing the captures for each match...
Is it OK to use Gson instance as a static field in a model bean (reuse)?
...From what I can see this is related to the fact that we define a timestamp for parsing datetime values.
– slott
Oct 30 '13 at 13:15
1
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How to get a list of properties with a given attribute?
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I was just looking for a way to check the existence of an attribute without the side-effect that the property get is called. Thanks Marc, it work!
– Örjan Jämte
Nov 18 '13 at 14:29
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How can I default a parameter to Guid.Empty in C#?
...is a value type not reference type, so, default(Guid) is not equal to null for example, instead, it's equal to calling default constructor.
Which means that this:
public void Problem(Guid optional = default(Guid))
{
// when called without parameters this will be true
var guidIsEmpty = optional...
The role of #ifdef and #ifndef
... is not removed since one is defined. The text after the ifndef is removed for the same reason. There will need to be two closing endif lines at some point and the first will cause lines to start being included again, as follows:
#define one 0
+--- #ifdef one
| printf("one is defined "); ...