大约有 49,000 项符合查询结果（耗时：0.0505秒） [XML]
Rails DB Migration - How To Drop a Table?
...te.
rails generate migration DropProductsTable
This will generate a .rb file in /db/migrate/ like 20111015185025_drop_products_table.rb
Now edit that file to look like this:
class DropProductsTable < ActiveRecord::Migration
def up
drop_table :products
end
def down
raise Active...
Automatic Retina images for web sites
...rt for it is good with IE8 being the main dinosaur to worry about. Gzipped file sizes are often better than bitmapped (png/jpg) formats and the images are more flexible; you can reuse them at different resolutions and restyle them if necessary, which saves both development time and download bandwidt...
do you have kcachegrind like profiling tools for mac [closed]
... great about this program is that I successfully loaded a 6.1GB cachegrind file on my MacBook Pro! Pretty slick!
share
|
improve this answer
|
follow
|
...
Core Data vs SQLite 3 [closed]
... With iOS 5.0 you get the added benefit of being able to use iCloud file-sync for free if you're using Core Data. If you're using SQLite directly it'll have to be a lot of manual tinkering and implementation to get it to sync across iCloud.
– strange
Aug...
Changing the default folder in Emacs
...r it be the desktop. I believe there is some way to customize the .emacs file to do this, but I am still unsure what that is.
...
Git in Powershell saying 'Could not find ssh-agent'
... out that it was not able to find the “ssh-agent.exe” executable. That file is located in C:\Program Files (x86)\Git\bin. but that folder isn’t automatically added to your PATH by msysgit.
If you don’t want to add this path to your system PATH, you can update your PowerShell profile script s...
C99 stdint.h header and MS Visual Studio
... Visual C++ 2010 Express both have stdint.h. It can be found in C:\Program Files\Microsoft Visual Studio 10.0\VC\include
share
|
improve this answer
|
follow
|...
C++ cout hex values?
... different commands. Really, it would have been nice in C if stdout were a FILE*. Would have made things easier.
– rlbond
May 13 '09 at 16:27
11
...
Mix Razor and Javascript code
...bout if this code is in a bundle?? can I write code inside of a javascript file??
– ncubica
Jan 28 '13 at 5:06
2
...
How do you reset the stored credentials in 'git credential-osxkeychain'?
...rs on the same host, but you might check out ssh and using a ~/.ssh/config file instead of using OSX Keychain. This is used in cases where you may have multiple ssh keys for different hosts(and thinking accounts as well). nerderati.com/2011/03/17/…
– jusopi
...