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Can regular expressions be used to match nested patterns? [duplicate]
...regular expression) does not have memory apart from the state it's in, and if you have arbitrarily deep nesting, you need an arbitrarily large automaton, which collides with the notion of a finite automaton.
You can match nested/paired elements up to a fixed depth, where the depth is only limited b...
Force an Android activity to always use landscape mode
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Looking at the AndroidManifest.xml (link), on line 9:
<activity android:screenOrientation="landscape" android:configChanges="orientation|keyboardHidden" android:name="VncCanvasActivity">
This line specifies the screenOrientation as landscape...
Can an abstract class have a constructor?
...e concrete class TimesWhat has a constructor that allows the caller to specify the value.
Abstract constructors will frequently be used to enforce class constraints or invariants such as the minimum fields required to setup the class.
NOTE: As there is no default (or no-arg) constructor in the ...
What do REFRESH and MERGE mean in terms of databases?
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What is the default (if we didnt set any CascadeType), and what is the most sensible/common to set?
– Rosdi Kasim
Jul 30 '10 at 4:56
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Converting PKCS#12 certificate into PEM using OpenSSL
...n path.p12 -out newfile.key.pem -nocerts -nodes
After that you have:
certificate in newfile.crt.pem
private key in newfile.key.pem
To put the certificate and key in the same file without a password, use the following, as an empty password will cause the key to not be exported:
openssl pkcs12 -in ...
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
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From the jQuery documentation: you specify the asynchronous option to be false to get a synchronous Ajax request. Then your callback can set some data before your mother function proceeds.
Here's what your code would look like if changed as suggested:
beforecrea...
How do I configure IIS for URL Rewriting an AngularJS application in HTML5 mode?
...se href="/">
Don't forget to install IIS URL Rewrite on server.
Also if you use Web API and IIS, this will work if your API is at www.yourdomain.com/api because of the third input (third line of condition).
share
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Regex for string contains?
What is the regex for simply checking if a string contains a certain word (e.g. 'Test')? I've done some googling but can't get a straight example of such a regex. This is for a build script but has no bearing to any particular programming language.
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Any way to select without causing locking in MySQL?
... but I have to downvote this answer for not mentioning the very important differences between InnoDB and MyISAM here. As stated by @omg above, this will work for InnoDB but not for MyISAM tables.
– Simon Forsberg
Dec 5 '12 at 23:17
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In javascript, is an empty string always false as a boolean?
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Yes. Javascript is a dialect of ECMAScript, and ECMAScript language specification clearly defines this behavior:
ToBoolean
The result is false if the argument is the empty String (its length is zero);
otherwise the result is true
Quote taken from http://www.ecma-international.org/publications/f...