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Why can't C++ be parsed with a LR(1) parser?
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I'm quite puzzled by the citation extracted from a PhD Thesis. If there is an ambiguïty, then, by definition, NO lookahead may ever "resolve" the ambiguity (i.e. decide which parse is the correct oen, as at least 2 parses are considered correct by the gramma...
How to check if AlarmManager already has an alarm set?
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Does it have to use the Intent with just an Action String? I tried specifying a class, new Intent(context, MyClass.class) but it doesn't seem to work. It always returns null even when the alarm is running.
– toc777
Apr 4 '12 at 8:39
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Node.js: printing to console without a trailing newline?
...me line, for instance in a countdown, you could add '\r' at the end of the string.
process.stdout.write("Downloading " + data.length + " bytes\r");
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Validating IPv4 addresses with regexp
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@PriteshAcharya Works fine over here.
– Kid Diamond
Mar 15 '18 at 13:27
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How does strtok() split the string into tokens in C?
...in to me the working of strtok() function. The manual says it breaks the string into tokens. I am unable to understand from the manual what it actually does.
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Getting the name of a variable as a string
This thread discusses how to get the name of a function as a string in Python:
How to get a function name as a string?
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How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
...f hash table and trie have the same complexity on query, O(k) for k length string why should we go for hash? could you please explain?
– Sazzad Hissain Khan
Feb 12 '18 at 4:00
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iterating over each character of a String in ruby 1.8.6 (each_char)
...y and currently trying to operate on each character separately from a base String in ruby. I am using ruby 1.8.6 and would like to do something like:
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How to remove single character from a String
For accessing individual characters of a String in Java, we have String.charAt(2) . Is there any inbuilt function to remove an individual character of a String in java?
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How to escape JSON string?
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I use System.Web.HttpUtility.JavaScriptStringEncode
string quoted = HttpUtility.JavaScriptStringEncode(input);
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