大约有 20,000 项符合查询结果（耗时：0.0628秒） [XML]
Center a column using Twitter Bootstrap 3
...g size of the row. So for example, a column of size 2 would be centered by adding an offset of 5, that's (12-2)/2.
In markup this would look like:
<div class="row">
<div class="col-md-2 col-md-offset-5"></div>
</div>
Now, there's an obvious drawback for this method. I...
filter for complete cases in data.frame using dplyr (case-wise deletion)
...action")= 'omit' Named int 3 4
## ..- attr(*, "names")= chr "3" "4"
ADDED Have updated to reflect latest version of dplyr and comments.
ADDED Have updated to reflect latest version of tidyr and comments.
share
...
Why am I getting tree conflicts in Subversion?
I had a feature branch of my trunk and was merging changes from my trunk into my branch periodically and everything was working fine. Today I went to merge the branch back down into the trunk and any of the files that were added to my trunk after the creation of my branch were flagged as a "tree con...
Measure the time it takes to execute a t-sql query
...
spencer7593spencer7593
96.4k1313 gold badges9292 silver badges113113 bronze badges
...
Keep CMD open after BAT file executes
...can put /k after cmd to keep the window open.
cmd /k my_script.bat
Simply adding cmd /k to the end of your batch file will work too. Credit to Luigi D'Amico who posted about this in the comments below.
share
|
...
How can I return to a parent activity correctly?
...s handled correctly.
To fix this problem you need to change the manifest, adding the following attribute to the A activity declaration:
android:launchMode="singleTop"
Note: calling finish() (as suggested as solution before) works only when you are completely sure that the activity B instance you...
Xcode 4.2 debug doesn't symbolicate stack call
...ried would fix this (tried both compilers, both debuggers, etc.)
After upgrading XCode for the iOS 5 update, no stack traces seemed to work.
However, I have found an effective work-around - creating my own exception handler (which is also useful for other reasons). First, create a function that wil...
How can I retrieve Id of inserted entity using Entity framework? [closed]
...em with Entity Framework in ASP.NET. I want to get the Id value whenever I add an object to database. How can I do this?
11...
Installing Bootstrap 3 on Rails App
... need gem for this, here is the step to install Bootstrap 3 in RoR
Download Bootstrap
Copy:
bootstrap-dist/css/bootstrap.css and bootstrap-dist/css/bootstrap.min.css
To: vendor/assets/stylesheets
Copy:
bootstrap-dist/js/bootstrap.js and bootstrap-dist/js/bootstrap.min.js
To: vendor/assets/j...
iOS 8 removed “minimal-ui” viewport property, are there other “soft fullscreen” solutions?
... scroll; for minimal-ui to persist, window scroll must be offset on page load and after orientation change. However, there is no way of calculating the dimensions of the minimal-ui using the screen variable, and thus no way of telling when user is in the minimal-ui in advance.
These observations is...