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Automapper: Update property values without creating a new object
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to log something in Rails in an independent log file?
...use the object like the usual Rails logger:
class User < ActiveRecord::Base
def my_logger
@@my_logger ||= Logger.new("#{Rails.root}/log/my.log")
end
def before_save
my_logger.info("Creating user with name #{self.name}")
end
end
Here I used a class attribute to memoize the logg...
Xcode 4 - slow performance
...a huge performance increase after setting it to run in 32-bit mode (it was 64 by default). It is almost as fast as the old Xcode 3. You can switch to 32 bit by right-clicking the app (in /Developer/Applications/XCode.app) and selecting Get Info and checking Open in 32-bit mode.
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Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
...bo].[truncate_non_empty_table]
@TableToTruncate VARCHAR(64)
AS
BEGIN
SET NOCOUNT ON
-- GLOBAL VARIABLES
DECLARE @i int
DECLARE @Debug bit
DECLARE @Recycle bit
DECLARE @Verbose bit
DECLARE @TableName varchar(80)
DECLARE @ColumnName varchar(80)
DECLARE @ReferencedTableName varc...
What is the easiest way to duplicate an activerecord record?
... delegates to using Kernel#clone which will copy the id. Use ActiveRecord::Base#dup from now on
– bradgonesurfing
Aug 5 '11 at 13:57
5
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Different font size of strings in the same TextView
...ensionPixelSize(R.dimen.text_size_2);
and then create a new AbsoluteSpan based on the text
String text1 = "Hi";
String text2 = "there";
SpannableString span1 = new SpannableString(text1);
span1.setSpan(new AbsoluteSizeSpan(textSize1), 0, text1.length(), SPAN_INCLUSIVE_INCLUSIVE);
SpannableStrin...
Will Emacs make me a better programmer? [closed]
...uy who used vi or emacs in 1989 any better than a guy who used some MS-DOS based editor in 1989, or whatever the heck it was I was using on the Control Data mainframe?
– David Thornley
Jun 16 '09 at 19:01
...
How to prevent long words from breaking my div?
...ot Chrome):
div.breaking {
hyphens: auto;
}
However that hyphenation is based on a hyphenation dictionary and it's not guaranteed to break long words. It can make justified text prettier though.
Retro-whining solution
<table> for layout is bad, but display:table on other elements is fine. I...
How to present popover properly in iOS 8
...thod 'adaptivePresentationStyleForPresentationController'. I provided the base interface as that is where the method is documented in Apple's API documents.
– David Hunt
Oct 3 '14 at 14:25
...
Permission denied on accessing host directory in Docker
...ion inside the container. The important script for this is fix-perms in my base image scripts, which can be found at: https://github.com/sudo-bmitch/docker-base
The important bit from the fix-perms script is:
# update the uid
if [ -n "$opt_u" ]; then
OLD_UID=$(getent passwd "${opt_u}" | cut -f3 ...