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What's the fastest way to read a text file line-by-line?

...der = new StreamReader(fileStream, Encoding.UTF8, true, BufferSize)) { String line; while ((line = streamReader.ReadLine()) != null) // Process line } The FileStream constructor allows you to specify FileOptions. For example, if you are reading a large file sequentially from beginn...
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Why would json_encode return an empty string

...coding problem mb_detect_encoding returns probably a faulty response, some strings were probably not UTF-8 using utf8_encode() on those string solved my problem, but see note below Here is a recursive function that can force convert to UTF-8 all the strings contained in an array: function utf8iz...
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Split string every nth character?

Is it possible to split a string every nth character? 16 Answers 16 ...
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How to remove all characters after a specific character in python?

I have a string. How do I remove all text after a certain character? ( In this case ... ) The text after will ... change so I that's why I want to remove all characters after a certain one. ...
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High performance fuzzy string comparison in Python, use Levenshtein or difflib [closed]

...is quite interesting. 2018 edit: If you're working on identifying similar strings, you could also check out minhashing--there's a great overview here. Minhashing is amazing at finding similarities in large text collections in linear time. My lab put together an app that detects and visualizes text ...
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Get Android .apk file VersionName or VersionCode WITHOUT installing apk

... final PackageManager pm = getPackageManager(); String apkName = "example.apk"; String fullPath = Environment.getExternalStorageDirectory() + "/" + apkName; PackageInfo info = pm.getPackageArchiveInfo(fullPath, 0); Toast.makeText(this, "VersionCode : " + info.versi...
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What is the 'instanceof' operator used for in Java?

...ific type... if (objectReference instanceof type) A quick example: String s = "Hello World!" return s instanceof String; //result --> true However, applying instanceof on a null reference variable/expression returns false. String s = null; return s instanceof String; //result --&...
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No generic implementation of OrderedDictionary?

...gt;= _keyedCollection.Count) { throw new ArgumentException(String.Format("The index was outside the bounds of the dictionary: {0}", index)); } return _keyedCollection[index]; } /// <summary> /// Sets the value at the index specif...
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Iterate over each line in a string in PHP

...ly differentiate between the two and put whichever one they entered into a string variable, but where do I go from there? 7...
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Java ArrayList - how can I tell if two lists are equal, order not mattering?

...not equal, then sort, then use equals. For example if you had two lists of Strings it would be something like: public boolean equalLists(List<String> one, List<String> two){ if (one == null && two == null){ return true; } if((one == null && two...