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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
...lass is not key value coding-compliant for the key string.'
It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead of SecondView. Changing to the correct class resolves the problem.
By the way, it is bad practice to have names like "string" in Obj...
Rails: create on has_one association
... You could also use @user.create_shop(params[:shop]). See methods added by has_one.
– nates
Apr 8 '13 at 21:01
The ...
How do I set a conditional breakpoint in gdb, when char* x points to a string whose value equals “he
...
@naive231 by "see" I meant see functions so you can break at them, not the source: you have to hit run for that so that dynamic libraries get loaded. For source, google it and find: stackoverflow.com/questions/10000335/… :-)
...
What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...where condition will never be translated into SQL. AsEnumerable() followed by LINQ statements definitively cuts the connection with entity framework query provider.
I deliberately show this example because I've seen questions here where people for instance try to 'inject' Include capabilities into a...
How do you get AngularJS to bind to the title attribute of an A tag?
...allows you to bind to attributes that would otherwise be eagerly processed by browsers. The attribute will be set only when the binding is done. The prefix is then removed:
<!-- do this -->
<a ng-attr-title="{{product.shortDesc}}" ...>
(Ensure that you are not using a very earlier ver...
Convert a positive number to negative in C#
...l, so a unary minus is the right operator. On the other hand, multiplying by negative one is just a trick to negate a value.
– Steven Sudit
Aug 28 '09 at 19:30
38
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How do I get the directory that a program is running from?
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Here's code to get the full path to the executing app:
Windows:
int bytes = GetModuleFileName(NULL, pBuf, len);
return bytes ? bytes : -1;
Linux:
int bytes = MIN(readlink("/proc/self/exe", pBuf, len), len - 1);
if(bytes >= 0)
pBuf[bytes] = '\0';
return bytes;
...
Set transparent background of an imageview on Android
... @LuisA.Florit I found this link where you need to multiply by 0.4(40/100) to your RGB value. Not sure if this is helpful but you can give it a try. forums.esri.com/Thread.asp?c=93&f=1730&t=223940
– Harshad
Jan 14 '13 at 12:30
...
Android custom dropdown/popup menu
...etContentView(R.layout.activity_main);
button1 = (Button) findViewById(R.id.button1);
button1.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
//Creating the instance of PopupMenu
PopupMenu pop...
How to prevent errno 32 broken pipe?
...need to handle the case where a client disconnects before you're finished, by handling the exception.
Remember that TCP communications are asynchronous, but this is much more obvious on physically remote connections than on local ones, so conditions like this can be hard to reproduce on a local wor...