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What are some methods to debug Javascript inside of a UIWebView?

I'm trying to figure out why something with Javascript isn't working inside of a UIWebView. To my knowledge, there is no way to set a breakpoint inside of XCode for a js file. No problemo, I'll just go back to 2004 and use alert statemen-- oh wait they don't seem to work inside of a UIWebView either...
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How to get milliseconds from LocalDateTime in Java 8

I am wondering if there is a way to get current milliseconds since 1-1-1970 (epoch) using the new LocalDate , LocalTime or LocalDateTime classes of Java 8. ...
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Use of *args and **kwargs [duplicate]

... The syntax is the * and **. The names *args and **kwargs are only by convention but there's no hard requirement to use them. You would use *args when you're not sure how many arguments might be passed to your function, i.e. it allows you pass an arbitrary number of arguments to your functi...
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How to check a not-defined variable in JavaScript

... to check whether the variable is defined or not. For example, the following throws a not-defined error 14 Answers ...
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Prevent strace from abbreviating arguments?

I'm trying to use strace to find out what commands a program executes using execve . Some of the arguments in these commands are quite long, and strace is abbreviating the arguments to execve (I see "..." after about 30 characters), preventing me from getting any useful information. How can I get...
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Difference between freeze and seal

... Object.seal It prevents adding and/or removing properties from the sealed object; using delete will return false It makes every existing property non-configurable: they cannot be converted from 'data descriptors' to 'accessor descriptors' (and vice versa...
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Converting from a string to boolean in Python?

Does anyone know how to do convert from a string to a boolean in Python? I found this link . But it doesn't look like a proper way to do it. I.e. using built-in functionality, etc. ...
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The most accurate way to check JS object's type?

... The JavaScript specification gives exactly one proper way to determine the class of an object: Object.prototype.toString.call(t); http://bonsaiden.github.com/JavaScript-Garden/#types ...
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通信连接组件 · App Inventor 2 中文网

... 属性 事件 方法 Web客户端 属性 事件 方法 SimpleBase64 拓展 属性 事件 方法 MqttClient 拓展 ClientSo...
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Include headers when using SELECT INTO OUTFILE?

Is it possible to include the headers somehow when using the MySQL INTO OUTFILE ? 18 Answers ...