大约有 42,000 项符合查询结果（耗时：0.0655秒） [XML]
Failed to build gem native extension (installing Compass)
When I attempt to install the latest version of compass ( https://rubygems.org/gems/compass/versions/1.0.0.alpha.17 ), I get the following error.
...
Explain ExtJS 4 event handling
I've recently started learning ExtJS, and have trouble understanding how to handle Events. I have no experience of any previous versions of ExtJS.
...
How to force Chrome browser to reload .css file while debugging in Visual Studio?
... 2012 (in debug mode). I'm using Chrome as my browser. When I make changes to my application's .css file inside of Visual Studio and save, refreshing the page will not load with the updated change in my .css file. I think the .css file is still cached.
...
How to set entire application in portrait mode only?
...he application is running in portrait mode only? I want the landscape mode to be disabled while the application is running. How do I do it programmatically?
...
Abandoning changes without deleting from history
There is a commit that just didn't work, so I want to abandon it without deleting it from history .
9 Answers
...
Mapping two integers to one, in a unique and deterministic way
Imagine two positive integers A and B. I want to combine these two into a single integer C.
18 Answers
...
How to quit android application programmatically
...
Since API 16 you can use the finishAffinity method, which seems to be pretty close to closing all related activities by its name and Javadoc description:
this.finishAffinity();
Finish this activity as well as all activities immediately below it in the current task that have the same aff...
How do I raise the same Exception with a custom message in Python?
...
Update: For Python 3, check Ben's answer
To attach a message to the current exception and re-raise it:
(the outer try/except is just to show the effect)
For python 2.x where x>=6:
try:
try:
raise ValueError # something bad...
except ValueError as...
How to send POST request in JSON using HTTPClient in Android?
I'm trying to figure out how to POST JSON from Android by using HTTPClient. I've been trying to figure this out for a while, I have found plenty of examples online, but I cannot get any of them to work. I believe this is because of my lack of JSON/networking knowledge in general. I know there are ...
What is the $$hashKey added to my JSON.stringify result
...
Angular adds this to keep track of your changes, so it knows when it needs to update the DOM.
If you use angular.toJson(obj) instead of JSON.stringify(obj) then Angular will strip out these internal-use values for you.
Also, if you change yo...