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How can I check if a string is null or empty in PowerShell?
...out explicit conversion [bool] would be enough.
– Ch.Idea
Jan 20 '16 at 17:22
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How to organize large R programs?
...lyzeData(); GraphData(); and R makes that cumbersome. I'm waking up to the idea that I need to be using "source" the way I use functions in other languages.
– Dan Goldstein
Aug 13 '09 at 7:47
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Disable Auto Zoom in Input “Text” tag - Safari on iPhone
... Disabling user zooms on a properly designed site is generally still a bad idea.
– Fer
Feb 4 '13 at 17:59
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Installing older version of R package
... the case that you can use devtools::install_version(). That's also a good idea, but is also subject to needing Rtools on Windows.
As of September 18, 2015, a new package versions has appeared on CRAN. This relies on the Revolution Analytics MRAN server to install packages for specific versions or ...
Debugging in Clojure? [closed]
...line, then it's going to bring its own REPL up right in your terminal. The idea is that you can drop the debug-repl macro in anywhere you like and have it bring up its own REPL when the programme's execution reaches that point, with all locals in scope etc. A couple of relevant links: The Clojure de...
Get list of all routes defined in the Flask app
...t', {}, None). Instead, to get the url I just did url = rule.rule. Any idea why your method doesn't work for me?
– J-bob
Nov 11 '12 at 19:57
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Determine which MySQL configuration file is being used
...checked each and everyone of those and they're all empty (on my mac).. any idea why?
– abbood
Dec 20 '13 at 7:17
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Select text on input focus
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@Martin any idea how to do that on page open, without user click? The problem is that default value is set in another controller before my selectOnLoad directive link(). But in link(), although scope is already populated, element DOM is ...
How do I add a ToolTip to a control?
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I think its a bad idea to put the tooltip into a static variable. What if a Form is closed and opened again? Will the SetTooltip work again? And if so, will the handlers of the closed form stay in memory or removed correctly? I would not even ...
Cache Invalidation — Is there a General Solution?
...e (say a row in a database) on which the computed b depends.
Combine this idea with combinators that operate on this kind of writer Monad and that might lead to some kind of a general cache invalidation solution if you only use these combinators to calculate a new b. Such combinators (say a specia...