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How to load db:seed data into test database automatically?
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The db:seed rake task primarily just loads the db/seeds.rb script. Therefore just execute that file to load the data.
load "#{Rails.root}/db/seeds.rb"
# or
Rails.application.load_seed
Where to place that depends on what testing framework you are using and whether you want it to be loaded bef...
Regex: match everything but specific pattern
...y - empty, too - string not starting with foo):
Lookahead-based solution for NFAs:
^(?!foo).*$
^(?!foo)
Negated character class based solution for regex engines not supporting lookarounds:
^(([^f].{2}|.[^o].|.{2}[^o]).*|.{0,2})$
^([^f].{2}|.[^o].|.{2}[^o])|^.{0,2}$
a string ending with a s...
How do I use InputFilter to limit characters in an EditText in Android?
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I found this on another forum. Works like a champ.
InputFilter filter = new InputFilter() {
public CharSequence filter(CharSequence source, int start, int end,
Spanned dest, int dstart, int dend) {
for (int i = start; i <...
How does a public key verify a signature?
...nderstanding of "public keys encrypt, private keys decrypt" is correct... for data/message ENCRYPTION. For digital signatures, it is the reverse. With a digital signature, you are trying to prove that the document signed by you came from you. To do that, you need to use something that only YOU h...
Finding duplicate values in a SQL table
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@user797717: you'd need to have MIN(ID) and then delete for ID values not in the last if MIN(ID) values
– gbn
Jun 10 '14 at 9:59
1
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Generating all permutations of a given string
... an elegant way to find all the permutations of a string. E.g. permutation for ba , would be ba and ab , but what about longer string such as abcdefgh ? Is there any Java implementation example?
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Colorizing text in the console with C++
...STD_OUTPUT_HANDLE);
// you can loop k higher to see more color choices
for(int k = 1; k < 255; k++)
{
// pick the colorattribute k you want
SetConsoleTextAttribute(hConsole, k);
cout << k << " I want to be nice today!" << endl;
}
Character Attributes
Here...
Place cursor at the end of text in EditText
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@marqss, I had the same issue and worked perfectly for me. I was using EditText on a Dialog and pre-populating text from the main screen. When that happens the cursor was staying at the beginning and not at the end but after I tried your suggestion everything is just fine, ...
Adding a user to a group in django
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Thanks for this. It seems silly that some of the most basic things are either missing or hard to find in the django docs
– Francis Yaconiello
Sep 1 '11 at 15:38
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How to get a list of all files that changed between two Git commits?
...to bureaucracy, I need to get a list of all changed files in my repository for a report (I started with existing source code).
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