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How do I replace a character at a particular index in JavaScript?

... Note that it's generally not a good idea to extend base JavaScript classes. Use a plain utility function instead. – Ates Goral Sep 16 '09 at 5:40 ...
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What is the difference between String.slice and String.substring?

... Feb 11 '10 at 10:36 Daniel VassalloDaniel Vassallo 301k6666 gold badges475475 silver badges424424 bronze badges ...
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Is pass-by-value a reasonable default in C++11?

...by value into functions and methods is slow for large objects, and is generally frowned upon. Instead, C++ programmers tend to pass references around, which is faster, but which introduces all sorts of complicated questions around ownership and especially around memory management (in the event that ...
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What is __pycache__?

...'s files, respectively. As a programmer, you can largely just ignore it... All it does is make your program start a little faster. When your scripts change, they will be recompiled, and if you delete the files or the whole folder and run your program again, they will reappear (unless you specificall...
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Is Zookeeper a must for Kafka?

... coordination system. So Kafka, Storm, HBase, SolrCloud to just name a few all use Zookeeper to help manage and coordinate. Kafka is a distributed system and is built to use Zookeeper. The fact that you are not using any of the distributed features of Kafka does not change how it was built. In any ...
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Where am I wrong about my project and these Javascript Frameworks?

... Which of the frameworks you've tried have you taken for a spin? Personally, I got into ExtJS development because the projects I work on require a lot of customization of controls/widgets. ExtJS has a ton of them right out of the box and can always be extended, combined, or munged into whatever...
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What is the difference between gsub and sub methods for Ruby Strings

...ticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks! ...
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Initializing a static std::map in C++

... Every time I see something like that done with C++, I think of all the horrendous template code that must be behind it. Good example! – Greg Hewgill Sep 26 '08 at 10:22 ...
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VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术

...ame this block of code EXPORT TEST IMPORT iGlobal ; ; Called from C as int ARMTEST1(int, int, int, int); ; The first 4 parameters are passed in r0-r3, more parameters would be passed on the stack ; TEST proc add r0,r0,r1 ; add all of the inputs together add r0,r0...
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Insert Update trigger how to determine if insert or update

I need to write an Insert, Update Trigger on table A which will delete all rows from table B whose one column (say Desc) has values like the value inserted/updated in the table A's column (say Col1). How would I go around writing it so that I can handle both Update and Insert cases. How would I dete...