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What's the difference between ES6 Map and WeakMap?

Looking this and this MDN pages it seems like the only difference between Maps and WeakMaps is a missing "size" property for WeakMaps. But is this true? What's the difference between them? ...
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Convert Unicode to ASCII without errors in Python

My code just scrapes a web page, then converts it to Unicode. 11 Answers 11 ...
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How to loop through array in jQuery?

...ptions much more thoroughly. The third option below, jQuery.each, isn't in it though.) Four options: Generic loop: var i; for (i = 0; i < substr.length; ++i) { // do something with `substr[i]` } or in ES2015+: for (let i = 0; i < substr.length; ++i) { // do something with `subs...
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JavaScript: How to pass object by value?

... Not really. Depending on what you actually need, one possibility may be to set o as the prototype of a new object. var o = {}; (function(x){ var obj = Object.create( x ); obj.foo = 'foo'; obj.bar = 'bar'; })(o); alert( o.foo ); // undefined So any properties you add to ...
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What is a serialVersionUID and why should I use it?

...od an explanation as you'll get: The serialization runtime associates with each serializable class a version number, called a serialVersionUID, which is used during deserialization to verify that the sender and receiver of a serialized object have loaded classes for that object that are compatib...
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PHP - Extracting a property from an array of objects

...follow | edited Jul 20 '16 at 9:39 MikeSchinkel 4,49544 gold badges2929 silver badges4141 bronze badges ...
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Converting stream of int's to char's in java

...ext, you need to be aware of which encoding you want to use. You can then either pass an array of bytes into the String constructor and provide a Charset, or use InputStreamReader with the appropriate Charset instead. Simply casting from int to char only works if you want ISO-8859-1, if you're read...
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Browser statistics on JavaScript disabled [closed]

...ublically available statistics on the percentage of web users that browse with JavaScript disabled. 6 Answers ...
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How to delete a stash created with git stash create?

Git stash seems to do a lot of what I want, except that it is a little hard to script, as the if you have no changes, then git stash; git stash pop will do something different than if you do have changes in your repository. ...
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Finding current executable's path without /proc/self/exe

It seems to me that Linux has it easy with /proc/self/exe. But I'd like to know if there is a convenient way to find the current application's directory in C/C++ with cross-platform interfaces. I've seen some projects mucking around with argv[0], but it doesn't seem entirely reliable. ...