If you can, use a try-catch block.
如果能，那么使用try - catch块。
The code should ideally be wrapped by try-catch blocks.
最好把代码放在try - catch块中。
If you need more complex behavior, you can add try-catch-finally blocks.
如果需要更复杂的行为，那么也可以添加try - catch -finally块。
If the content isn't supported, the code throws an exception, which is caught by the try-catch block.
如果内容不受支持，那么代码抛出一个异常，此异常由try - catch块捕捉到。
Because the category property can either be multivalued or single-valued, you check for it with a try-catch statement.
因为分类属性可以是多值的也可以是单值的，所以要用try - catch语句检查它。
However, you'll still need to use the old try-catch style if you want to test the exception's detail message or other properties.
但是如果您想要测试异常的详细消息或其他属性，则仍然需要使用旧式的try - catch样式。
These contain information about all the try-catch blocks in the method, so you'll have to correlate the throw and catch information to identify the bug pattern.
它们包含关于方法中所有try - catch块的信息，所以您必须将抛出信息和捕获信息关联，以标识bug模式。
To detect this bug pattern, you'll need to know where the try-catch blocks are, what might be thrown out of the try block, and what is caught in the catch blocks.
要检测此bug模式，则需要知道try - catch块的位置、try块可能抛出的内容以及在catch块中将捕获的内容。
While on the subject, it's worth noting that although the examples in this series use try-catch() blocks to trap and handle exceptions, this isn't strictly necessary.
关于这个问题，有一点值得注意：尽管本系列中的示例使用 try-catch() 代码块来捕捉和处理异常，但这并不是必须的。
From the SOAP client perspective, it's a good idea to wrap the SOAP call inside a try-catch block, so that SOAP faults like the one above can be caught and handled gracefully.
对于SOAP客户端来说，将这个SOAP调用封装在一个try - catch代码块中是很好的做法，这样类似于上面的SOAP错误就会被顺利地捕捉和处理。
When invoking unknown code (which listeners certainly qualify as), it is prudent to execute it in a try-catch block so that ill-behaved listeners do not do more damage than necessary.
在调用未知代码(侦听器就是这样的代码)时，谨慎的方式是在try - catch块中执行它，这样，行为有误的侦听器不会造成更多不必要的破坏。
Each CodeException contains the starting and ending bytecode offset for the corresponding try block, so you can easily determine which CodeException objects correspond to a try-catch block.
每个CodeException都包含相应try块的起始和终止的字节码偏移量，这样您可以方便地确定哪一个CodeException对象与try - catch块对应。
Apparently, if they catch sight of their reflection gawping back at them, they try to fight it.
一个明显的发现就是，如果它们借助鱼缸的反射看到了自己的身影，它们会试图和另一个虚拟的自己打架。
"If there are nine rabbits, focus on catching one, don't try to catch them all," he said.
他说：“如果有九只兔子，集中精力抓一只，不要试图把它们全部抓住。”
Don't try and catch a falling knife.
不要试图抓住一把下落的刀。
In some cases they may come out and try to catch the animal, but most shelters do not have the manpower to do this.
在有些情况下，他们可能会过来并尝试抓住这只动物，但是，绝大多数的收容所并没有足够的人力来做这件事。
But, try as we might time and age will catch up with us.
不过，我们的努力终将无法超越时间和年龄。
You should see a lovely Tomcat welcome screen — if not, wait a few minutes and try again, because it might take a while for the network to catch up with you.
您应该会看到一个可爱的Tomcat欢迎屏幕 —如果没有的话，等待几分钟然后重试，因为网络可能需要几分钟的时间才能作出响应。
He stood still stupidly while the boys ran round him, mimicking and laughing; they shouted to him to try and catch them; but he did not move.
他呆呆地站在那儿不动，孩子们围着他跑，一边模仿一边大笑；他们向他喊叫，想让他尝试抓住他们；但他没有动。
Wrap a try block around the offending code, and catch any exceptions that are thrown.
将出错的代码包装在一个try块中，并捕捉抛出的异常。
In this case, you'll need to surround your code with a try catch block.
在这种情况下，需要用一个try catch程序块来包围代码。
The Surround with menu lets you easily wrap lines of code you've written with try... catch, for, and while loops.
Surround With菜单使您能够轻松地将使用try…catch、for和while循环编写的代码行打包。
To use the doQuery method, you need to establish a database connection and call the method from within a try ... catch block, as shown in Listing 4.
要使用doQuery方法，需要建立数据库连接并且从try ...catch块内调用方法，如清单4 所示。
But there is a catch: Try running the code below, and it works for some of the cells.
但有一个问题：尝试运行下面的代码，它对某些单元格有效。
Wrap steps 1 through 6 in a try/except block in order to catch any unexpected UDDIErrors (specifically, for a returned DispositionReport from the API).
为了捕获任何意料之外的UDDIError （特别是，API返回的DispositionReport ），把步骤1到6封装在一个try/except块中。
In this state, he made his way back to the devastated city to try to do what he had meant to do that day: catch the train.
在这样的情形下，他依然设法回到了被摧毁的城市，然后设法完成他那天原定的计划：赶火车。
With the asyncEcho test, it wraps the asserts in a try/catch, and any errors are passed back to the DOH through the deferred.errback(error) call.
对于asyncEcho测试，它将断言包装进一个try/catch 程序块，并且，任何错误都将通过 deferred.errback(error) 调用被传递回DOH。
A try... catch structure changes the runtime exception behavior to what is specified in the catch clause.
catch结构将运行时异常行为更改为catch子句中所指定的行为。
A try... catch structure changes the runtime exception behavior to what is specified in the catch clause.
catch结构将运行时异常行为更改为catch子句中所指定的行为。
应用推荐