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How to remove all whitespace from a string?
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In general, we want a solution that is vectorised, so here's a better test example:
whitespace <- " \t\n\r\v\f" # space, tab, newline,
# carriage return, vertical tab, form feed
x <- c(
" x y ", # spaces before, after and in between
" \u2190 \u2...
How to find the Windows version from the PowerShell command line
...the revision number correctly. None of the others are (at least as I have tested them).
– BStateham
Jan 14 '16 at 16:12
6
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Making git diff --stat show full file path
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According to my tests you do not receive the full path of the resource using these commands. For now I only see relative paths for deleted files. I don't know if this is only the case for these files.
– GCallie
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Filter dict to contain only certain keys?
... you already know which keys you want, use delnan's answer. If you need to test each key with an if statement, use ransford's answer.
– jnnnnn
Sep 19 '15 at 8:02
1
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How do you synchronise projects to GitHub with Android Studio?
...id Studio project to a GIT based repository solely using GUI.This has been tested with a GIT repository hosted in Visual Studio Online and should virtually work with GitHub or any other GIT based version control provider.
Note: If you are using GitHub 'Share on GitHub' is the easiest option as stat...
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
... Synchronous calls are handy if you want to put together a quick test harness for a REST back-end and would prefer simplicity over callback hell.
– Distortum
May 19 '14 at 2:08
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Detect backspace in empty UITextField
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Problem is that this doesn't work for secure test fields. Any ideas how to handle that?
– Kyle Clegg
Jul 30 '13 at 23:24
7
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Android - drawable with rounded corners at the top only
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@AleksG Yeah the documentation is wrong, testing on Samsung 10, Android 9: "Every corner must (initially) be provided a corner radius greater than 1, or else no corners are rounded. If you want specific corners to not be rounded, a work-around is to use android:radi...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” algorithm for y...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” algorithm for y...