大约有 45,000 项符合查询结果（耗时：0.0564秒） [XML]
Select mySQL based only on month and year
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If you have
$_POST['period'] = "2012-02";
First, find the first day of the month:
$first_day = $_POST['period'] . "-01"
Then this query will use an index on Date if you have one:
$q = "
SELECT *
FROM project...
Check list of words in another string [duplicate]
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if any(word in 'some one long two phrase three' for word in list_):
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How to send a header using a HTTP request through a curl call?
...lly do. You should not replace internally set headers without
knowing perfectly well what you're doing. Remove an internal header
by giving a replacement without content on the right side of the
colon, as in: -H "Host:".
curl will make sure that each...
How to do an instanceof check with Scala(Test)
...; replacing all JUnit tests with ScalaTests. At one point, I want to check if Guice's Injector injects the correct type. In Java, I have a test like this:
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Refresh a page using PHP
How can I refresh a page using PHP periodically? If I can not do it by PHP, what is the best recommended scenario?
13 Answe...
Change R default library path using .libPaths in Rprofile.site fails to work
...getenv())) ]
The two that matter for storing and accessing packages are (now different on a Linux box):
R_LIBS_SITE /usr/local/lib/R/site-library:/usr/lib/R/site-library:/usr/lib/R/library
R_LIBS_USER /home/david/R/x86_64-pc-linux-gnu-library/3.5....
Need to understand the usage of SemaphoreSlim
...ft, they go play elsewhere or just stay around for a while and check every now and then (i.e., no FIFO priorities).
When a teacher is around, she "releases" an extra row of 5 footprints on the other side of the corridor such that 5 more kids can play in the room at the same time.
It also has the s...
What's onCreate(Bundle savedInstanceState)
Can anyone help me to know about the Bundle savedInstanceState in onCreate(Bundle savedInstanceState) I am newbie in Android. I try to understand it from developer.android.com. But I am not able to understand. Can anyone simplify it?
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How to change package name of an Android Application
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It does the same to me right now if I right-click on the root directory. At least for me, that's not my actual package name. If your package name is com.a.bc, there should be a directory below the root directory called bc. That's where you'll get the dif...
Git diff to show only lines that have been modified
...e lines, because the diff would not make sense without them (you couldn't know which file you were looking at, nor where you were in the file).
– Chris Hayes
Sep 15 '13 at 9:19
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