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how to solve “ruby installation is missing psych” error?
...ven though it was successfully installed, it complained about libyaml. and now every time i wanna install a gem (say rails) this warning shows up:
...
Fixed position but relative to container
...
Short answer: no. (It is now possible with CSS transform. See the edit below)
Long answer: The problem with using "fixed" positioning is that it takes the element out of flow. thus it can't be re-positioned relative to its parent because it's as if ...
What's the difference between `on` and `live` or `bind`?
... on() method, further indicating that you should ignore these methods from now on and just use on:
bind: function( types, data, fn ) {
return this.on( types, null, data, fn );
},
live: function( types, data, fn ) {
jQuery( this.context ).on( types, this.selector, data, fn );
return thi...
How can I easily view the contents of a datatable or dataview in the immediate window
...m.Configuration.ConfigurationSettings.AppSettings["Debugging"] ), DateTime.Now.ToString ( "yyyy:MM:dd -- hh:mm:ss.fff --- " ) + msg + "\n" );
break;
//2 -- output to the error label in the master
case 2:
string previousMsg = System.Convert.ToString (System.We...
How can I use Autolayout to set constraints on my UIScrollview?
... achieve what was a trivial scrollview setup prior to autolayout, and it's now official - I must be too stupid. I am setting this up mostly in Storyboard (well, it's just the way it is).
...
Mercurial move changes to a new branch
...eans, revision 0 is the base on which you started to work on your feature. Now you want to have revisions 1-2 on a named branch, let's say my-feature. Update to revision 0 and create that branch:
$ hg up 0
$ hg branch my-feature
$ hg ci -m "start new branch my-feature"
The history now looks like ...
Subtract 7 days from current date
...
use dateByAddingTimeInterval method:
NSDate *now = [NSDate date];
NSDate *sevenDaysAgo = [now dateByAddingTimeInterval:-7*24*60*60];
NSLog(@"7 days ago: %@", sevenDaysAgo);
output:
7 days ago: 2012-04-11 11:35:38 +0000
Hope it helps
...
Visual Studio debugging “quick watch” tool and lambda expressions
...e function Example is run in the debugger it will stop at the Break line. Now imagine if the user typed the following into the watch window
(Func<int>)(() => v2);
In order to properly execute this the debugger (or more appropriate the EE) would need to create a closure for variable v2. ...
Is the order of iterating through std::map known (and guaranteed by the standard)?
...nts are sorted according to the keys. So, let's say the keys are integers. If I iterate from std::map::begin() to std::map::end() using a for , does the standard guarantee that I'll iterate consequently through the elements with keys, sorted in ascending order?
...
项目管理实践【五】自动编译和发布网站【Using Visual Studio with Source ...
...om/download/f/d/0/fd05def7-68a1-4f71-8546-25c359cc0842/UtilitySpotlight2006_11.exe
安装完成后，就开始今天的教程了。
我们以前面教程中创建的StartKit解决方案为例子，结构如下：
在上图所示的Web项目StartKit上右键点击，然后点击Add Web Deploymen...