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How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
...t place your data. Either show a "dupe attempt" warning or perhaps show a "confirmation" instead.
– TheSatinKnight
Sep 22 '15 at 13:18
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How to enter a multi-line command
...er the language grammar, will parse past a newline to find one. Can anyone confirm?
– Jay Bazuzi
May 9 '12 at 6:24
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Add all files to a commit except a single file?
...ject folder), add MyFolder/myfile.txt to your at .gitignore file.
You can confirm what rules are associated with ignore via git check-ignore "MyFolder/myfile.txt"
About global ignore
That link talks about ~/.gitignore_global, but the file is related to your project. So, if you put the exclude pat...
How to specify JVM maximum heap size “-Xmx” for running an application with “run” action in SBT?
...t the file had "-Xmx512M" in it without the -J shown in this answer. I can confirm that this file is being read by the fact that sbt assembly issues a warning regarding -XX:MaxPermSize and when I change that value the warning shows the value I entered and not the "256m" value it showed originally.
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UIImagePickerController error: Snapshotting a view that has not been rendered results in an empty sn
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i confirm picker.modalPresentationStyle = UIModalPresentationCurrentContext; Solves for me the problem of wrong layouts in iOS 8
– João Nunes
Sep 19 '14 at 11:35
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Detect 7 inch and 10 inch tablet programmatically
...ctly reports a resolution of 1280x752. I stumbled upon this post here that confirms this. Basically, in ICS/JB the calculations using the metrics mentioned above appear to exclude the dimensions of the Navigation Bar. Some more research led me to Frank Nguyen's answer here that uses different metho...
String concatenation: concat() vs “+” operator
...t and can simply return the existing one. See the concat documentation to confirm this.
So if you're super-concerned about efficiency then you should use the concat method when concatenating possibly-empty Strings, and use + otherwise. However, the performance difference should be negligible and ...
How do I parse command line arguments in Bash?
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Thanks for this. Just confirmed from the feature table at en.wikipedia.org/wiki/Getopts, if you need support for long options, and you're not on Solaris, getopt is the way to go.
– johncip
Jan 12 '17 at 2:00
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Removing duplicates from a list of lists
...dup' 'nodup.donewk(nodup.k)'
100000 loops, best of 3: 4.44 usec per loop
confirming that the quadratic approach has small-enough constants to make it attractive for tiny lists with few duplicated values. With a short list without duplicates:
$ python -mtimeit -s'import nodup' 'nodup.donewk([[i] ...
How to remove illegal characters from path and filenames?
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I haven't confirmed this, but I expect Path.GetInvalidPathChars() to be a superset of GetInvalidFileNameChars() and to cover both filenames and paths, so I would probably use that instead.
– angularsen
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