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MySQL selecting yesterday's date

... 91 SELECT SUBDATE(NOW(),1); where now() function returs current date and time of system in Times...
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How to send emails from my Android application?

...rfc822"); i.putExtra(Intent.EXTRA_EMAIL , new String[]{"recipient@example.com"}); i.putExtra(Intent.EXTRA_SUBJECT, "subject of email"); i.putExtra(Intent.EXTRA_TEXT , "body of email"); try { startActivity(Intent.createChooser(i, "Send mail...")); } catch (android.content.ActivityNotFoundExcep...
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Converting 'ArrayList to 'String[]' in Java

... BozhoBozho 539k129129 gold badges10061006 silver badges11101110 bronze badges ...
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Rspec doesn't see my model Class. uninitialized constant error

... Your spec_helper file is missing some important commands. Specifically, it's not including config/environment and initializing rspec-rails. You can add the following lines to the start of your spec/spec_helper.rb file ENV["RAILS_ENV"] ||= 'test' require File.expand_path...
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Flushing footer to bottom of the page, twitter bootstrap

...ed in). Any ideas what is the problem? Here is some details: stackoverflow.com/questions/18621090/… – pupadupa Sep 5 '13 at 10:43 102 ...
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CSS triangle custom border color

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Regex Email validation

...It is not right, fail to catch at least two invalid formats: "Abc.@example.com" , "Abc..123@example.com" – sean717 Aug 22 '12 at 5:22 ...
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Convert list to array in Java [duplicate]

...= 0; i < list.size(); i++) array[i] = list.get(i); Update: It is recommended now to use list.toArray(new Foo[0]);, not list.toArray(new Foo[list.size()]);. From JetBrains Intellij Idea inspection: There are two styles to convert a collection to an array: either using a pre-sized array...
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An explicit value for the identity column in table can only be specified when a column list is used

...1, 1)" - your answer is absolutely right. But MySQL and Oracle has another commands for it (and it gets non-obvious, please look at w3schools.com/sql/sql_autoincrement.asp) – Aleksandr Khomenko Apr 12 '16 at 8:24 ...
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Alphabet range in Python

...rCaseAlphabets(): print("Upper Case Alphabets") for i in range(65, 91): print(chr(i), end=" ") print() def lowerCaseAlphabets(): print("Lower Case Alphabets") for i in range(97, 123): print(chr(i), end=" ") upperCaseAlphabets(); lowerCaseAlphabets(); ...