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Are GUID collisions possible?
...s. See en.wikipedia.org/wiki/Globally_Unique_Identifier#Algorithm for more info.
– Greg Beech
Oct 8 '08 at 23:10
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what is the difference between ?:, ?! and ?= in regex?
...r negative look behind
Please check here: http://www.regular-expressions.info/lookaround.html for very good tutorial and examples on lookahead in regular expressions.
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What does value & 0xff do in Java?
...) prefix for binary literals. See the Java Language Specification for more info in integer literals.
– Ted Hopp
Dec 5 '16 at 19:15
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WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a Scrip
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You need a web.config key to enable the pre 4.5 validation mode.
More Info on ValidationSettings:UnobtrusiveValidationMode:
Specifies how ASP.NET globally enables the built-in validator controls
to use unobtrusive JavaScript for client-side validation logic.
Type: UnobtrusiveValidati...
What special characters must be escaped in regular expressions?
...fiers, and other features. For more details, check out regular-expressions.info, or use regex101.com to test your expressions live
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What do the python file extensions, .pyc .pyd .pyo stand for?
...ile-extensions (mostly rare and unofficial) can be found at http://dcjtech.info/topic/python-file-extensions/
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You need to use a Theme.AppCompat theme (or descendant) with this activity
... and happened after I added an alert dialog. I have all the relevant style information in the manifest. My problem was cured by changing a context reference in the alert builder - I changed:
new android.support.v7.app.AlertDialog.Builder(getApplicationContext())
to:
new android.support.v7.app....
MongoDB Show all contents from all collections
...g to see all contents of that collection:
db.collectionName.find()
More info here on the MongoDB Quick Reference Guide.
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Calculate MD5 checksum for a file
... MD5 is in System.Security.Cryptography - just to surface the info more.
– Hans
Apr 17 '13 at 5:06
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PowerShell script to return versions of .NET Framework on a machine?
...lder that fits the '^(?!S)\p{L}' regex and getting the Version and Release info. What exactly is that regular expression trying to qualify?
– Johnrad
Jan 12 '16 at 20:12
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