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lexers vs parsers
.... But it
has to be of symbols which are atomic for the language
understood by parser/lexer.
Symbols for the lexer: ASCII characters.
Symbols for the parser: the particular tokens, which are terminal symbols of their grammar.
They analyse these symbols and try to match them with the grammar of the l...
Escape text for HTML
... Something that you don't want to find out the bad way: The above method by itself does not escape control characters. See the accepted answer here: stackoverflow.com/a/4501246/1543677 and use both.
– pkExec
Dec 9 '14 at 11:46
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What is the meaning and difference between subject, user and principal?
...ccess is requested of.
Principal - A subset of subject that is represented by an account, role or other unique identifier. When we get to the level of implementation details, principals are the unique keys we use in access control lists. They may represent human users, automation, applications, co...
How do I convert a string to enum in TypeScript?
...ny' type because index expression is not of type 'number'.
It means that by default the TypeScript Enum type works with number indexes, i.e.
let c = Color[0], but not with string indexes like let c = Color["string"]. This is a known restriction by the Microsoft team for the more general issue Obje...
Detect all changes to a (immediately) using JQuery
...does not handle when text changed via javascript like document.getElementById('txtInput').value = 'some text';
– Mehmet Ataş
Aug 9 '12 at 13:34
...
How to Implement Custom Table View Section Headers and Footers with Storyboard
... (e.g. 123)
In your tableView:viewForHeaderInSection: method get the label by calling:
UILabel *label = (UILabel *)[headerView viewWithTag:123];
Now you can use the label to set a new title:
[label setText:@"New Title"];
...
Maximum number of threads per process in Linux?
What is the maximum number of threads that can be created by a process under Linux?
16 Answers
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How to create index on JSON field in Postgres?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Programmatically fire button click event?
... calling the method, how to fire button click event programmatically, not by when user click it manually. I created a UIButton programmatically in an UIView, i want to fire button click event automatically after a certain time interval via program itself, not by the user.
– Ge...
What is “(program)” in Chrome debugger’s profiler?
...orking on do end up there, and the only way I can get there in debugger is by placing "debugger;" into the code, which is not quite comfortable.
– Jaroslav Záruba
Jun 19 '12 at 12:37
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