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Editing Javascript using Chrome Developer Tools

I am trying to edit javascript on a site using Chrome's Developer Tools. I have read about 30 accounts of how to do this as well as watched a few videos. The fact is, when I go to the sources tab and open the file I want to edit, I can't do anything to it. Is there some step I am missing? ...
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When is std::weak_ptr useful?

...pointers of C++11 and I don't see any useful use of std::weak_ptr . Can someone tell me when std::weak_ptr is useful/necessary? ...
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.NET JIT potential error?

... edi,2 ; oVec.y = 2, WRONG! oDoesSomething.Do(oVec); 00000011 push edi 00000012 push esi 00000013 mov ecx,ebx 00000015 call dword ptr ds:[00170210h] ; first unrolled call 0000001b push edi ...
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Optimal number of threads per core

Let's say I have a 4-core CPU, and I want to run some process in the minimum amount of time. The process is ideally parallelizable, so I can run chunks of it on an infinite number of threads and each thread takes the same amount of time. ...
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How to check if std::map contains a key without doing insert?

...td::pair.second for false , but the problem is that this still inserts something if the key is unused, whereas what I want is a map.contains(key); function. ...
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Java ArrayList - how can I tell if two lists are equal, order not mattering?

...You could sort both lists using Collections.sort() and then use the equals method. A slighly better solution is to first check if they are the same length before ordering, if they are not, then they are not equal, then sort, then use equals. For example if you had two lists of Strings it would be so...
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“static const” vs “#define” vs “enum”

Which one is better to use among the below statements in C? 17 Answers 17 ...
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Why {} + {} is NaN only on the client side? Why not in Node.js?

... Updated note: this has been fixed in Chrome 49. Very interesting question! Let's dig in. The root cause The root of the difference is in how Node.js evaluates these statements vs. how the Chrome development tools do. What Node.js does Node.js uses the repl modu...
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How to vertically align elements in ?

... I assume that since you're using an XML declaration, you're not worrying about IE or older browsers. So you can use display:table-cell and display:table-row like so: <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE html...
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CSS3 transform not working

I am trying to transform my menu items by rotating them 10 degrees. My CSS works in Firefox but I've failed to replicate the effect in Chrome and Safari. I know IE doesn't support this CSS3 property so that's not a problem. ...