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Why use finally in C#?
...d close the stream, data reader, etc. in the finally, if you don't when it errors the connection doesn't get closed, this is really bad with db requests
SqlConnection myConn = new SqlConnection("Connectionstring");
try
{
myConn.Open();
//make na DB Request ...
How to lay out Views in RelativeLayout programmatically?
I'm trying to achieve the following programmatically (rather than declaratively via XML):
9 Answers
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How to check if a file exists in Documents folder?
...th: method. It's often better to just try to open a file and deal with the error if the file does not exist.
NSFileManager Class Reference
Note: Attempting to predicate behavior based on the current state of the file system or a particular file on the file system is not recommended. Doing so can ca...
Can I use break to exit multiple nested 'for' loops?
Is it possible to use the break function to exit several nested for loops?
20 Answers
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git rebase: “error: cannot stat 'file': Permission denied”
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I've only ever seen this error on Windows and what it seems to mean is that something blocked git from modifying a file at the moment when it tried to a apply a patch.
Windows tends to give processes exclusive access to files when it shouldn't reall...
Rotating and spacing axis labels in ggplot2
I have a plot where the x-axis is a factor whose labels are long. While probably not an ideal visualization, for now I'd like to simply rotate these labels to be vertical. I've figured this part out with the code below, but as you can see, the labels aren't totally visible.
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How do I install an R package from source?
...packages("/tmp/shiny_0.13.1.tar.gz", repos=NULL, type="source") i get this error: -ksh: syntax error: `(' unexpected
– iaav
Jul 11 '16 at 20:55
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Visual Studio warning: “Some of the properties associated with the solution could not be read”
...his warning. The solution (one web app, one class project) builds without errors.
15 Answers
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How to check if a column exists in a SQL Server table?
I need to add a specific column if it does not exist. I have something like the following, but it always returns false:
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Is there a way to override class variables in Java?
The function doIt will print "dad". Is there a way to make it print "son"?
17 Answers
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