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WPF Timer Like C# Timer
Where can I find a control which is like the C# Timer Control in WPF?
4 Answers
4
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How do I drop table variables in SQL-Server? Should I even do this?
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Table variables are automatically local and automatically dropped -- you don't have to worry about it.
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How to catch integer(0)?
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If it's specifically zero length integers, then you want something like
is.integer0 <- function(x)
{
is.integer(x) && length(x) == 0L
}
Check it with:
is.integer0(integer(0)) #TRUE
is.integer0(0L) #FALSE
is.integer0...
Pull to refresh UITableView without UITableViewController
...nt a pull to refresh feature in a UITableView within a UIViewController. I can't use a UITableViewController because I want the UITableView to be a smaller subview in the view controller, with some other stuff above it. I assume this is possible, but has anyone seen an implementation of it?
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How to download .zip from GitHub for a particular commit sha?
...h the source of a library hosted on github, but I don't want the master, because every time I download I could be downloading a different version.
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Convert INT to VARCHAR SQL
I am using Sybase and I am doing a select which returns me a column called "iftype", but its type is int and I need to convert into varchar. When I try to do the select without the convert function I get this error:
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What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
...127.0.0.1:4000 . Also gem server will bind to this address by default. I can still visit it via http://localhost:port . But for Jekyll , it seems that the default setting (e.g. 0.0.0.0:4000) requires Internet access. I cannot run Jekyll server without Internet. Is it a small bug?
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Using isKindOfClass with Swift
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how can you do this in a switch statement to check several different class types?
– BigBoy1337
Apr 10 at 2:00
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How can I ignore everything under a folder in Mercurial
...o/bar* matches all files in "foo" folder starting with "bar"
Regex is case sensitive, not anchored
Of course, backslash regex special characters like . (dot)
/ matches \ path separator on Windows. \ doesn't match this separator...
foo matches all files and folders with "foo" inside
foo/ matches...
How to delete from select in MySQL?
...IN, not = in your WHERE clause.
Additionally, as shown in this answer you cannot modify the same table from a subquery within the same query. However, you can either SELECT then DELETE in separate queries, or nest another subquery and alias the inner subquery result (looks rather hacky, though):
D...