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knitr Markdown highlighting in Emacs?
...users
Skip this if you are a Linux guy, but, despite the question mention Ubuntu, my answer applies perfectly to Windows Emacs too. Just with respect to:
Step 2) You will extract polymode.zip in:
%USERPROFILE%\conf\emacs
As you guess, the environment variable %USERPROFILE% contains the path t...
How to stop and restart memcached server?
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This was the correct answer for me, running Ubuntu and memcached as a service. Without specificing service, it does not work.
– user658182
Aug 5 '12 at 14:08
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How to correctly save instance state of Fragments in back stack?
...ion. It's also the one that - in my opinion - is best aligned with how the Android platform works. I would recommend marking this answer as the "Accepted" one to better help future readers.
– dbm
Mar 4 '17 at 8:01
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你不得不知道的6个用好大数据的秘诀 - 资讯 - 清泛网 - 专注C/C++及内核技术
...来说，可供分析的数据更多，可以用来分析数据的工具和方法也比以前更先进方便。公司已经完全有能力去分析和处理他们收集到的大量数据，这对于企业来说或许是件好事，然而，有时候这些数据也会过于分散。
Globys公司的O...
How to convert a string Date to long millseconds
...PI also known as JSR-310, is so much nicer to work with. You can use it on Android through the ThreeTenABP, see this question: How to use ThreeTenABP in Android Project.
For most purposes I recommend using the milliseconds since the epoch at the start of the day in UTC. To obtain these:
DateTi...
java.util.Date vs java.sql.Date
...time functionality is back-ported to Java 6 & 7 in ThreeTen-Backport.
Android
Later versions of Android bundle implementations of the java.time classes.
For earlier Android (<26), the ThreeTenABP project adapts ThreeTen-Backport (mentioned above). See How to use ThreeTenABP….
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On logout, clear Activity history stack, preventing “back” button from opening logged-in-only Activi
...f the history stack so that pressing the "back" button returns the user to Android's home screen.
18 Answers
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Is there a performance difference between a for loop and a for-each loop?
... penalty of allocating the iterator. I had some highly parallel code in an Android live wallpaper. I saw that the garbage collector was going crazy. It was because for-each loops were allocating temporary iterators in many different (short-lived) threads, cause the garbage collector a lot of work. S...
How do I pass a command line argument while starting up GDB in Linux? [duplicate]
... some discrepancy between the man page and the -h output, at least on some Ubuntu versions. This can happen, especially if the man file file for a command is not updated as often as the source code that parses the -h option.
– tresf
Nov 14 '17 at 4:05
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Vertically align an image inside a div with responsive height
... images are appearing out of position, below the container div, on mobile (Android v2.3.5). Any idea on a fix for this?
– user1794295
Aug 30 '13 at 9:32
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