大约有 30,000 项符合查询结果（耗时：0.0173秒） [XML]
代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
报错信息：
3月 04, 2025 9:50:11 上午 com.google.appengine.tools.development.ApiProxyLocalImpl log
严重: javax.servlet.ServletContext log: Exception while dispatching incoming RPC call
com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public abstract long com.google.appinv...
How to run Django's test database only in memory?
My Django unit tests take a long time to run, so I'm looking for ways to speed that up. I'm considering installing an SSD , but I know that has its downsides too. Of course, there are things I could do with my code, but I'm looking for a structural fix. Even running a single test is slow since the ...
Can I change multiplier property for NSLayoutConstraint?
... can add both sets of constraints and decide which should be active at any time:
NSLayoutConstraint *standardConstraint, *zoomedConstraint;
// ...
// switch between constraints
standardConstraint.active = NO; // this line should always be the first line. because you have to deactivate one before a...
How do I make an HTTP request in Swift?
...
Don't waste your time on iOS 8 beta 2 in a playground as XCPlayground is not supported. There is a clever and ugly way to wait if you want to try a hack: stackoverflow.com/a/24058337/700206
– whitneyland
...
Writing a Python list of lists to a csv file
...
Using csv.writer in my very large list took quite a time. I decided to use pandas, it was faster and more easy to control and understand:
import pandas
yourlist = [[...],...,[...]]
pd = pandas.DataFrame(yourlist)
pd.to_csv("mylist.csv")
The good part you can change som...
How to use ng-repeat without an html element
...
Update: If you are using Angular 1.2+, use ng-repeat-start. See @jmagnusson's answer.
Otherwise, how about putting the ng-repeat on tbody? (AFAIK, it is okay to have multiple <tbody>s in a single table.)
<tbody ng-repeat="row in array">
<...
Where can I learn jQuery? Is it worth it?
...lat is with its UI components. Those don't seem to be quite ready for primetime just yet.
It could be that Prototype or MooTools or ExtJS are as good as jQuery. But for me, jQuery seems to have a little more momentum behind it right now and that counts for something for me.
Check jQuery out. It ...
Why does git perform fast-forward merges by default?
...anch back into master that makes said history linear or not. A simple fast-foward merge will make it linear. Which makes sense if you have cleaned the history of that feature branch before the fast-forward merge, leaving only significant commits, as mentioned in stackoverflow.com/questions/7425541/...
How might I convert a double to the nearest integer value?
...}
return (int)(d + 0.5);
}
Depending on the architecture it is several times faster.
share
|
improve this answer
|
follow
|
...
Unicode character as bullet for list-item in CSS
...it's cross-browser (IE 8+).
ul {
list-style: none;
padding-left: 1.2em;
text-indent: -1.2em;
}
li:before {
content: "►";
display: block;
float: left;
width: 1.2em;
color: #ff0000;
}
The important thing is to have the character in a floating block with a fixed w...