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How do I interactively unstage a particular hunk in git?
...pop to get back the old changes, and diff to apply the changes you undid. Quite cumbersome... :-(
– Aasmund Eldhuset
Mar 4 '11 at 1:02
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Why JSF calls getters multiple times
...when used in iterating JSF components (such as <h:dataTable> and <ui:repeat>), or here and there in a boolean expression like the rendered attribute. JSF (specifically, EL) won't cache the evaluated result of the EL expression at all as it may return different values on each call (for ex...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
...ead (AsyncTask) by opening a Dialog.
If you are trying to modify the UI from background thread (usually
from onPostExecute() of AsyncTask) and if the activity enters
finishing stage i.e.) explicitly calling finish(), user pressing home
or back button or activity clean up made by Android ...
一个自媒体的运营手记：我做公众号已经两年多了 - 资讯 - 清泛网 - 专注C/C...
...要复制粘贴，还要删除多余的字，然后还要打开添加好友界面，步骤非常繁琐，这个会损失很多的用户，所以就否了这个方案。如果发关注链接呢，又不能群发，大家都知道，微信公众号的推荐功能只能发给单个好友，一个一个...
ApartmentState for dummies
...guarantees for a class. A COM class can publish what kind of threading requirements it has. And the COM infrastructure makes sure those requirements are met.
This is completely absent in .NET. You can use a Queue<> object for example in multiple threads but if you don't lock properly, you'...
How to wait for a keypress in R?
...r] to continue")
line <- readline()
}
This function is the best equivalent of Console.ReadKey() in C#.
Method 2
Pause until you type the [enter] keystroke on the keyboard. The disadvantage of this method is that if you type something that is not a number, it will display an error.
print ...
How to articulate the difference between asynchronous and parallel programming?
...ou would make sure it was running asynchronously so it didn't lock up your UI and you could continue doing other things. Now, each frame of that animation can also be considered as an individual task. If we have multiple CPUs/Cores or multiple machines available, we can render multiple frames in par...
How do you handle multiple submit buttons in ASP.NET MVC Framework?
...er the responsibility of the action and not couple this design too much to UI aspects like button names. So consider using 2 forms and 2 actions:
<% Html.BeginForm("Send", "MyController", FormMethod.Post); %>
<input type="submit" name="button" value="Send" />
<% Html.EndForm(); %>...
JavaScript: client-side vs. server-side validation
...submit dangerous input to the server.
It is very dangerous to trust your UI. Not only can they abuse your UI, but they may not be using your UI at all, or even a browser. What if the user manually edits the URL, or runs their own Javascript, or tweaks their HTTP requests with another tool? What if...
How to install latest (untagged) state of a repo using bower?
...
I'm getting the fatal: reference is not a tree as well. Quite annoying.
– Seiyria
Feb 25 '15 at 4:47
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