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Test if a property is available on a dynamic variable
...obably include a lot of guessing, because it is implementation-defined, according to the C# specification.
So you should actually try to access the member and catch an exception, if it fails:
dynamic myVariable = GetDataThatLooksVerySimilarButNotTheSame();
try
{
var x = myVariable.MyProperty;...
Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
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This can occur when you are showing the dialog for a context that no longer exists. A common case - if the 'show dialog' operation is after an asynchronous operation, and during that operation the original activity (that is to be the parent of your dialog) is destroyed. Fo...
Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code
...called libc6-dev-i386 - do sudo apt-get install libc6-dev-i386. See below for extra instructions for Ubuntu 12.04.
On Red Hat distros, the package name is glibc-devel.i686 (Thanks to David Gardner's comment).
On CentOS 5.8, the package name is glibc-devel.i386 (Thanks to JimKleck's comment).
On ...
How to build a framework or library for other developers, the secure way? [closed]
We have an idea for an framework or library that will be very helpful for any iOS developer. So we're seriously thinking about switching from app development to framework/library development.
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HTML 5 strange img always adds 3px margin at bottom [duplicate]
...r of text (and so leaving a space below it where the hanging part of a "y" or "g" would go), and is solved by using the vertical-align CSS property to indicate that no such space is needed. Almost any value of vertical-align will do; I'm fond of middle, personally.
img {
vertical-align: middle...
'python' is not recognized as an internal or external command [duplicate]
...he problem is, when I go to cmd and type python testloop.py I get the error:
15 Answers
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What do @, - and + do as prefixes to recipe lines in Make?
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They control the behaviour of make for the tagged command lines:
@ suppresses the normal 'echo' of the command that is executed.
- means ignore the exit status of the command that is executed (normally, a non-zero exit status would stop that part of the build...
How to generate a git patch for a specific commit?
I need to write a script that creates patches for a list of SHA1 commit numbers.
10 Answers
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Big-oh vs big-theta [duplicate]
It seems to me like when people talk about algorithm complexity informally, they talk about big-oh. But in formal situations, I often see big-theta with the occasional big-oh thrown in.
I know mathematically what the difference is between the two, but in English, in what situation would using big-oh...
Including Google Web Fonts link or import?
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For 90%+ of the cases you likely want the <link> tag. As a rule of thumb, you want to avoid @import rules because they defer the loading of the included resource until the file is fetched.. and if you have a build proces...