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How to print matched regex pattern using awk?
...print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '{for(i=1;i<=NF;i++){ if($i=="yyy"){print $i} } }' file
...
is there a css hack for safari only NOT chrome?
...ed.
Please note: if you are using Chrome [and now also Firefox] on iOS (at least in iOS versions 6.1 and newer) and you wonder why none of the hacks seem to be separating Chrome from Safari, it is because the iOS version of Chrome is using the Safari engine. It uses Safari hacks not the Chrome ones....
Getting command-line password input in Python
... getpass is a standard library module that's been around since at least Python 2.5
– jocassid
Aug 9 '18 at 19:43
1
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How to determine an interface{} value's “real” type?
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@DmitriGoldring That at least answers the question in the topics title. This answer not. Thank you very much.
– C4d
Mar 6 '19 at 16:37
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Is there a way to make AngularJS load partials in the beginning and not at when needed?
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Yes, there are at least 2 solutions for this:
Use the script directive (http://docs.angularjs.org/api/ng.directive:script) to put your partials in the initially loaded HTML
You could also fill in $templateCache (http://docs.angularjs.org/api...
How to get HTML 5 input type=“date” working in Firefox and/or IE 10
... get a datepicker ui, Mozilla does allow the use of pattern, so you can at least get date validation with something like this:
pattern='(?:19|20)[0-9]{2}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-9])|(?:(?!02)(?:0[1-9]|1[0-2])-(?:30))|(?:(?:0[13578]|1[02])-31))'
Ultimately I agree with @SuperUber...
What are the differences between Deferred, Promise and Future in JavaScript?
...e: a seemingly deprecated term found in some popular references
1
and at least one popular implementation,
8
but seemingly being phased out of discussion in preference for the term
'promise'
3
and not always mentioned in popular introductions to the topic.
9
However, at least one library us...
What is the @Html.DisplayFor syntax for?
...enre" in this case,
i can use @Html.DisplayFor() to save on my typing, for least
i can write @Html.DisplayFor(modelItem=>item.Genre) in place of writing a separate statement for each property of Genre as below
@item.Genre.Name
@item.Genre.Id
@item.Genre.Description
and so on depending on numb...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...
I found a faster way to solve the problem, at least on realistically large datasets using:
df.set_index(KEY).to_dict()[VALUE]
Proof on 50,000 rows:
df = pd.DataFrame(np.random.randint(32, 120, 100000).reshape(50000,2),columns=list('AB'))
df['A'] = df['A'].apply(chr)
%...
Declaring a default constraint when creating a table
...umns makes the SQL files clearer and easier to understand and debug (or at least it is what I think).
– Albireo
Nov 23 '09 at 12:25
3
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