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Linq Query keeps throwing “Unable to create a constant value of type System.Object…”, Why?
...tBindingSource.Position =
accountBindingSource.IndexOf(_dataService.Db.Accounts.First(ac => ac.AccountName == name));
accountBindingSource_CurrentChanged(sender, e);
}
buggy code:
private void onTopAccBtnClick(object sender, EventArgs e)
{
accountBin...
How do I add a class to a given element?
... in cleverer ways to check pre-existence, and check for space requirements etc..
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How to change facet labels?
...re-defined lists of names indexed by the facet index names ('Hostpital#1', etc.).
Edit: The above method fails if you pass a variable/value combination that the labeller doesn't know. You can add a fail-safe for unknown variables like this:
plot_labeller <- function(variable,value){
if (var...
what is the basic difference between stack and queue?
...are stored on a stack.
High-level programming languages such as Pascal, c, etc. that provide support for recursion use the stack for bookkeeping. Remember in each recursive call, there is a need to save the current value of parameters, local variables, and the return address (the address to which th...
Get position/offset of element relative to a parent container?
... a button with an inner icon or text span, an li element with inner spans. etc...
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Get ffmpeg information in friendly way
...eed to tell ffprobe what information you want it to display (with the -show_format, -show_packets and -show_streams options) or it'll just give you blank output (like you mention in one of your comments).
For example, ffprobe -v quiet -print_format json -show_format -show_streams somefile.asf would...
Maven command to list lifecycle phases along with bound goals?
... echo " (examples: 'clean,install', 'deploy', 'install', etc...) "
echo
echo " [*directory] The directories (with pom.xml files) to run the command in"
exit 0;
;;
-d|--debug)
debug=true;
echo "debu...
Generating CSV file for Excel, how to have a newline inside a value
...re are packages/libraries available for doing that in Python/Perl/PHP/.NET/etc
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Code equivalent to the 'let' keyword in chained LINQ extension method calls
...ime it's executed:
var seq = EnumerableEx.Generate(
new Random(),
_ => true,
_ => _,
x => x.Next());
To see that new random samples show up every time, consider the following
seq.Zip(seq, Tuple.Create).Take(3).Dump();
which produces pairs in which the left and right ar...
Get underlying NSData from UIImage
...
NSData *rawData = (__bridge NSData *) CGDataProviderCopyData(CGImageGetDataProvider(image.CGImage));
– ZardozSpeaks
Aug 3 '19 at 19:00
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