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Get generated id after insert
...ly declared columns. If the table has a column of type INTEGER PRIMARY KEY then that column is another alias for the rowid.
So that is the default _ID column usually
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Best way to store date/time in mongodb
...ing format tells MongoDB that the timestamp you provided is in UTC. If you then read it back, your application probably converts it to your local timezone, making it seem like the time has changed. But the time is still the same, it's only interpreted from a different timezone perspective. For examp...
How do I convert a Ruby class name to a underscore-delimited symbol?
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Then you should have tagged your question accordingly. Here, let me do it for you...
– kikito
Apr 11 '11 at 14:31
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Ruby Regexp group matching, assign variables on 1 line
...se. You can use String#match which will return a MatchData object, you can then call #captures to return an Array of captures. Something like this:
#!/usr/bin/env ruby
string = "RyanOnRails: This is a test"
one, two, three = string.match(/(^.*)(:)(.*)/i).captures
p one #=> "RyanOnRails"
p tw...
Heroku error: “Permission denied (public key)”
...dentials.
Email: sxxxxt.xxxx@gmail.com
Password (typing will be hidden):
Authentication successful.
C:\Users\blue\Documents\GitHub> git clone git@heroku.com:sxxxd-plains-8530.gi
t
Cloning into 'sxxxd-plains-8530'...
Warning: Permanently added 'heroku.com,50.19.85.154' (RSA) to the list of known
h...
Align button at the bottom of div using CSS
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@Harry Joy: Then it should be relative to that div, not the page. If the footer is also contained in this div, maybe they just appear to be the same thing. If you know the height of your footer, on the button you can use bottom: HEIGHT_O...
Is there a performance difference between a for loop and a for-each loop?
...mization though and/or your software uses lots of recursive loops and such then you may be interested in the third loop type. Just remember to benchmark your software well both before and after changing the for loops you have to this odd, micro-optimized one.
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Switch case with fallthrough?
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If the values are integer then you can use [2-3] or you can use [5,7,8] for non continuous values.
#!/bin/bash
while [ $# -gt 0 ];
do
case $1 in
1)
echo "one"
;;
[2-3])
echo "two or three"
;;
[4-6])
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Android Studio/Intellij Idea: “Table of Contents” for a class
...e methods, interfaces, classes and so on that are in that class file. This then allows you to jump to that position. This view is when you are in "Package Explorer" and click the arrow to the left of the class. This is one thing that makes me really miss eclipse. I know that you can easily search wi...
Red black tree over avl tree
...n. So if your application involves many frequent insertions and deletions, then Red Black trees should be preferred. And if the insertions and deletions are less frequent and search is more frequent operation, then AVL tree should be preferred over Red Black Tree. --Source GEEKSFORGEEKS.ORG
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