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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...加稳健和快速。在MSDN的Real-Time Data FAQ上有其性能描述（http://msdn.microsoft.com/en-us/library/aa140060(v=office.10).aspx#odc_xlrtdfaq_whatisrtd），据说在一台配置为 Pentium III 500 MHz 的CPU和 128 MB 内存的电脑上，RTD可以在一秒内对20000个独立的主题...
Swapping column values in MySQL
...thod that uses a temporary variable. Thanks to Antony from the comments of http://beerpla.net/2009/02/17/swapping-column-values-in-mysql/ for the "IS NOT NULL" tweak. Without it, the query works unpredictably. See the table schema at the end of the post. This method doesn't swap the values if one of...
Download file from web in Python 3
...d the response of urllib.request.urlopen:
import urllib.request
...
url = 'http://example.com/'
response = urllib.request.urlopen(url)
data = response.read() # a `bytes` object
text = data.decode('utf-8') # a `str`; this step can't be used if data is binary
The easiest way to download and sav...
What is a 'multi-part identifier' and why can't it be bound?
I continually get these errors when I try to update tables based on another table. I end up rewriting the query, change the order of joins, change some groupings and then it eventually works, but I just don't quite get it.
...
Using Build Flavors - Structuring source folders and build.gradle correctly
... "zuul.com.android.devel"
buildConfigField 'String', 'HOST', '"http://192.168.1.34:3000"'
}
prod {
applicationId "zuul.com.android"
buildConfigField 'String', 'HOST', '"http://api.zuul.com"'
}
}
}
As an example, we will try to s...
What is the purpose and use of **kwargs?
What are the uses for **kwargs in Python?
13 Answers
13
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Android ViewPager with bottom dots
...ger with tablayout.
Your main Layout:
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.v4.view.ViewPager
...
Viewing my IIS hosted site on other machines on my network
...fined radio button and then select the last item -
World Wide Web Services(HTTP)
click next and leave the next steps as they are (allow the
connection)
Because outbound traffic(from server to outside world) is allowed by default .it means for example http responses that web server is sending...
Should I use 'has_key()' or 'in' on Python dicts?
...
@AdamParkin I demonstrated your comment in my answer stackoverflow.com/a/41390975/117471
– Bruno Bronosky
Dec 30 '16 at 5:17
8
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What is the --save option for npm install?
I saw some tutorial where the command was:
11 Answers
11
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