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Any way to make a WPF textblock selectable?
...xt="{Binding Text, Mode=OneWay}"
IsReadOnly="True"
TextWrapping="Wrap" />
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What is a .pid file and what does it contain?
...enario as well as any other scenario I can think of. I suspect they either appeared before procfs did or they're used as portability tool because procfs interfaces are different on e.g. Solaris are quite different from that on Linux.
– Shnatsel
Aug 28 '13 at 15...
Rails 4: before_filter vs. before_action
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It is just syntax difference, in rails app there is CRUD, and seven actions basically by name index, new, create, show, update, edit, destroy.
Rails 4 make it developer friendly to change syntax before filter to before action.
before_action call method before th...
Firefox Web Console Disabled?
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This happens when the page itself defines a global variable called console, for example. If the page is browser-sniffing to decide whether to define it, the behavior could differ in different browsers.
In the case of Firefox it a...
Java: splitting a comma-separated string but ignoring commas in quotes
...ec 2.7: "If double-quotes are used to enclose fields, then a double-quote appearing inside a field must be escaped by preceding it with another double quote" So, if String line = "equals: =,\"quote: \"\"\",\"comma: ,\"", all you need to do is strip off the extraneous double quote characters.
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If string is empty then return some default value
... with a model. If you wanted a reasonable default value everywhere in your app, you could (for example) override the address method for your User model.
I don't know ActiveRecord well enough to provide good code for this; in Sequel it would be something like:
class User < Sequel::Model
def ad...
How can I get a web site's favicon?
Simple enough question: I've create a small app that is basically just a favourites that sits in my system tray so that I can open often-used sites/folders/files from the same place. Getting the default icons from my system for known file types isn't terribly complicated, but I don't know how to get...
Java - Method name collision in interface implementation
...d ? I cannot even expect client code to be able to cast my instance to the appropriate interface , so am I not loosing something by this restriction ? Also note that in this way , when writing classes that actually implement the respective interfaces , we loose the benefit of having the code into a ...
Draw on HTML5 Canvas using a mouse
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Here's the most straightforward way to create a drawing application with canvas:
Attach a mousedown, mousemove, and mouseup event listener to the canvas DOM
on mousedown, get the mouse coordinates, and use the moveTo() method to position your drawing cursor and the beginPath() m...
Breakpoints are crossed out, how can I make them valid?
...re encountering what I encounter about once per year with Eclipse. There's apparently a bug in eclipse that causes this "Skip All Breakpoints" feature to turn ON all by itself even though you didn't actually turn it on.
– user2080225
May 11 '17 at 15:42
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