大约有 20,000 项符合查询结果（耗时：0.0501秒） [XML]
What is the purpose of AsQueryable()?
...ble data source using an in-memory data source so that you can more easily test methods that will eventually be used on a non-enumerable based IQueryable.
You can write helper methods for manipulating collections that can apply to either in-memory sequences or external data sources. If you write yo...
How do I work around JavaScript's parseInt octal behavior?
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it's not part of the ECMAscript standard. I'm testing on JSDB which uses Spidermonkey 1.7 (=Firefox JS engine), and complains "08 is not a legal ECMA-262 octal constant"
– Jason S
May 11 '09 at 22:25
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Do try/catch blocks hurt performance when exceptions are not thrown?
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Programs like this hardly seem like good candidates for testing the impact of exception handling, too much of what would be going on in normal try{} catch{} blocks is going to be optimized out. I may be out to lunch on that...
– LorenVS
Aug 2...
How do I programmatically click a link with javascript?
...simply doing this in Javascript :
location.href = "http://www.example.com/test";
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A html space is showing as %2520 instead of %20
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I have http://mysite/test & that... If I use UrlEncode` it changes to http://mysite/test%20&%20that but I also want the & to change to %26 as well so it's mysite/test%20%26%20that` How can I do that?
– Si8
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Counter increment in Bash loop not working
...r != "done" ]
do
echo " $COUNTER "
COUNTER=$[$COUNTER +1]
done
TESTED BASH: Centos, SuSE, RH
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Ruby, !! operator (a/k/a the double-bang) [duplicate]
...ot nil. Most of the time this is great because it saves us typing explicit tests (like if !current_user.nil?, which is at least six characters longer). But sometimes it might be really confusing if you return an object when the method implies that it returns a boolean. Methods whose name ends with ?...
Converting BigDecimal to Integer
...enefit of giving you more control over the rounding process.
Spock Groovy Test
void 'test BigDecimal rounding'() {
given:
BigDecimal decimal = new BigDecimal(Integer.MAX_VALUE - 1.99)
BigDecimal hugeDecimal = new BigDecimal(Integer.MAX_VALUE + 1.99)
BigDecimal reallyHuge = new BigD...
App restarts rather than resumes
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This question is still relevant in 2016. Today a QA tester reported an app of mine restarting rather than resuming from the stock launcher in Android M.
In reality, the system was adding the launched activity to the current task-stack, but it appeared to the user as if a rest...
Why is setTimeout(fn, 0) sometimes useful?
...rgument will schedule the callback to be run asynchronously, after the shortest possible delay - which will be around 10ms when the tab has focus and the JavaScript thread of execution is not busy.
The OP's solution, therefore was to delay by about 10ms, the setting of the selected index. This gave...