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How can I list all commits that changed a specific file?
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+1 --follow accounts for renames, so this is more robust than git log -- path
– Gabe Moothart
Aug 7 '13 at 21:09
42
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How to store a list in a column of a database table
...ed of unique items (unlike the linked question's fruit example). Furthermore, the items in my list are explicitly sorted - which means that if I stored the elements in another table, I'd have to sort them every time I accessed them. Finally, the list is basically atomic in that any time I wish t...
Python extract pattern matches
..... someline abc
... someother line
... name my_user_name is valid
... some more lines"""
>>> p.findall(s)
['my_user_name']
Here I use re.findall rather than re.search to get all instances of my_user_name. Using re.search, you'd need to get the data from the group on the match object:
&g...
How do I find out which keystore was used to sign an app?
... the -jarfile argument was introduced in Java 7; see the documentation for more details.)
Signature of a keystore
keytool -list -v -keystore release.jks
The output will reveal the aliases (entries) in the keystore file release.jks, with the certificate fingerprints (MD5, SHA1 and SHA256).
If th...
pandas dataframe columns scaling with sklearn
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Neat! A more generalized version df[df.columns] = scaler.fit_transform(df[df.columns])
– citynorman
Aug 31 '17 at 17:33
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Good examples of MVVM Template
... use a flavor of the Mediator approach with dialogs, you can read a little more about it in this StackOverflow question:
WPF MVVM dialog example
My usual approach, which is not quite classic MVVM, can be summarized as follows:
A base class for a dialog ViewModel that exposes commands for commit an...
LINQ query on a DataTable
...ow["RowNo"] == 1). Personally, I don't find the call to AsEnumerable() any more complicated than the call to Cast<DataRow>(). As far as I know, the performance is the same, so it's just a matter of preference.
– Collin K
Jun 26 '14 at 16:29
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How to remove all MySQL tables from the command-line without DROP database permissions? [duplicate]
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How to ignore whitespace in a regular expression subject string?
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You could make it more readable in JS syntax (though the technique would work in other languages) with: new RegExp('cats'.split('').join('(?:\n\s*)?'))
– brianary
Nov 1 '17 at 15:46
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