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How can we match a^n b^n with Java regex?
...ktracking as you allow until the given pattern matches. This may impact performance (i.e. catastrophic backtracking) and/or correctness.
Step 5: Self-possession to the rescue!
The "fix" should now be obvious: combine optional repetition with possessive quantifier. That is, instead of simply ?, use ...
How to create a readonly textbox in ASP.NET MVC3 Razor
...: @Html.TextBoxFor(m => m.userCode, new { @readonly="readonly", @class="form-control" })
– benscabbia
Jan 28 '17 at 17:20
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show 1 more c...
When to use setAttribute vs .attribute= in JavaScript?
...
You should always use the direct .attribute form (but see the quirksmode link below) if you want programmatic access in JavaScript. It should handle the different types of attributes (think "onload") correctly.
Use getAttribute/setAttribute when you wish to deal with ...
What is the facade design pattern?
...almost any class. Must the subsystem's classes be very tight related, e.g. form a module or a library, that one could call the facade a facade?
– Benni
Jan 17 '19 at 6:03
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Common MySQL fields and their appropriate data types
...monly used fields such as these. For instance, I have determined that an unformatted US phone number is too big to be stored as an unsigned int, it must be at least a bigint.
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What's the best way to put a c-struct in an NSArray?
...structure p, not a pointer to it. The @encode directive provides all the information necessary about how big the structure is. When you release the NSValue (or when the array does), its copy of the structure is destroyed. If you've used getValue: in the meantime, you're fine. See the "Using Values" ...
CSS :after not adding content to certain elements
...es include images (<img> tags),
plugins (<object> tags), and form elements (<button>, <textarea>,
<input>, and <select> tags). All other elements types can be referred
to as non-replaced elements.
:before and :after only work with non-replaced elements.
F...
Using Panel or PlaceHolder
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In 2009, when WebForms was the de facto .NET way of doing ASP.NET dev, then yes. In December 2012, almost 4 years later probably not. Odd comment
– Ray Booysen
Feb 12 '13 at 15:56
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C++ templates Turing-complete?
...it :-) This code compiles (gcc-4.9) but gives no output - a little more information, like a blog post, would be great.
– Alfred Bratterud
Mar 11 '15 at 8:45
2
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Switch statement fallthrough in C#?
..., or using the special goto case (see case 1) or goto default (see case 2) forms:
switch (/*...*/) {
case 0: // shares the exact same code as case 1
case 1:
// do something
goto case 2;
case 2:
// do something else
goto default;
default:
// do...