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How do I create a category in Xcode 6 or higher?
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To create CategoryBaseClass+CategoryName.m/.h:
File → New → File... or use ⌘N.
Select Objective-C File.
Type in category name, select File Type: Category, and then select the base class.
Complete the flow to create the cate...
Add a column with a default value to an existing table in SQL Server
...raint will not be used and NULL will be inserted as the Value.
Notes were based on everyone's great feedback below.
Special Thanks to:
@Yatrix, @WalterStabosz, @YahooSerious, and @StackMan for their Comments.
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How to empty a list?
...s what I needed to do. I was taking in data and wanted to create sub lists based on a condition and put the sub lists into a master list. Naturally when I would use any of the delete methods it would delete the sub list and the list I was appending in the master list. Mitenka's suggestion was exactl...
Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use
...s line in terminal
again start the tomcat in Eclipse.
works only in Linux based system ( Ubuntu ..etc )
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Programmatically trigger “select file” dialog box
... event. For example it doesn't seem to be possible to open the file dialog based on a hover event: jsfiddle.net/UQfaZ/1
– Louis B.
Feb 25 '13 at 20:20
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jQuery Set Select Index
...seful, so I thought I'd add it here.
If you would like to select a value based on the item's value and not the index of that item then you can do the following:
Your select list:
<select id="selectBox">
<option value="A">Number 0</option>
<option value="B">Number ...
How can I perform a `git pull` without re-entering my SSH password?
... If you use a password (not a passphrase with key file) for an SSH-based URL of a remote Git repo, you cannot save the password at all. But I noticed that after issuing any git command, you can immediately type the password and press Enter. You don't need to wait for the password prompt to a...
Backbone View: Inherit and extend events from parent
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Wouldn't it be easier to create specialized base constructor from Backbone.View that handles the inheritance of events up the hierarchy.
BaseView = Backbone.View.extend {
# your prototype defaults
},
{
# redefine the 'extend' function as decorated function of ...
Mac OS X Terminal: Map option+delete to “backward delete word”
...apping ⌥⌫ to what esc⌫ is doing and you keep having ^W to erase word based on space delimiter.
I would love to be able to post an image on how do this but as a newbies I can't.
refer to bouke comment to see how to modify terminal profile.
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Extract a dplyr tbl column as a vector
...inct way to get one column of a dplyr tbl as a vector, from a tbl with database back-end (i.e. the data frame/table can't be subset directly)?
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