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Executing a command stored in a variable from PowerShell
...r me. Assume
7z.exe is in the system path.
$cmd = '7z.exe'
$prm = 'a', '-tzip', 'c:\temp\with space\test1.zip', 'C:\TEMP\with space\changelog'
& $cmd $prm
If the command is known (7z.exe) and only parameters are variable then this will do
$prm = 'a', '-tzip', 'c:\temp\with space\test1.zip',...
Pandas convert dataframe to array of tuples
...w that a dedicated feature exists). BTW, if you want normal tuples in your zip iterator (instead of namedtuples), then call: data_set.itertuples(index=False, name=None)
– Axel
Oct 25 '17 at 9:47
...
SQL query for finding records where count > 1
... named PAYMENT . Within this table I have a user ID, an account number, a ZIP code and a date. I would like to find all records for all users that have more than one payment per day with the same account number.
...
How to loop through all but the last item of a list?
... easiest way to compare the sequence item with the following:
for i, j in zip(a, a[1:]):
# compare i (the current) to j (the following)
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一个自媒体的运营手记：我做公众号已经两年多了 - 资讯 - 清泛网 - 专注C/C...
...因为平常下班后，回到家也没什么事了，于是就想着还是把这个公众号做做吧，又拾起来开始做，但是也是断断续续，因为我发现公众号运营的最大困难不是运营推广的手段，而且持之以恒的坚持，可以想象一下，每天固定时间...
string sanitizer for filename
...ive characters
$filename = preg_replace(array(
// "file name.zip" becomes "file-name.zip"
'/ +/',
// "file___name.zip" becomes "file-name.zip"
'/_+/',
// "file---name.zip" becomes "file-name.zip"
'/-+/'
), '-', $filename);
$filename = pre...
Github: Can I see the number of downloads for a repo?
...
Does this include ZIP downloads or just clones?
– MarzSocks
Dec 29 '15 at 7:55
1
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大数据不是万能的 - 资讯 - 清泛网 - 专注C/C++及内核技术
...能的，取决于你的业务模式，取决于你对技术发展趋势的把握，以及在这个大的趋势来临的时候，定义你自己的业务模式。目前中国的整个人口有13亿多，在人民银行征信局里面数据大概是8亿。这8亿代表中国经济的活跃人群，...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...可封装哪个商务概念为类，哪个不能封装为类。编程人员把所有的商务逻辑放在一个单独的类里也许是错误的-因此这实际上在回避面向对象的设计-另外划分这个逻辑为无限多个小类也是错误的-它把这个程序转变为一大堆难以理...
What are the underlying data structures used for Redis?
...llowing data structures :
String
Dictionary
Doubly Linked List
Skip List
Zip List
Int Sets
Zip Maps (deprecated in favour of zip list since Redis 2.6)
To find the encoding used by a particular key, use the command object encoding <key>.
1. Strings
In Redis, Strings are called Simple Dyna...