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How do you detect Credit card type based on number?
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The credit/debit card number is referred to as a PAN, or Primary Account Number. The first six digits of the PAN are taken from the IIN, or Issuer Identification Number, belonging to the issuing bank (IINs were previously known as BIN ...
How to start a Process as administrator mode in C# [duplicate]
I have a Visual Studio Windows app project. I've added code to download an installer update file. The installer after it has finished downloading would need administrator privileges to run. I have added a manifest file.
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How to detect Ctrl+V, Ctrl+C using JavaScript?
...ctrl+c I remember what they're clicked on, ctrl+v I duplicate it, everyone wins.
– Dan F
May 2 '12 at 11:26
2
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how to return index of a sorted list? [duplicate]
..."banana", "apple", "nom", "Eeeeeeeeeeek"]
sec_list = [0.123423, 9.231, 23, 10.11001]
temp = sorted(zip(str_list, sec_list), key=lambda x: len(x[0]))
str_list, sec_list = map(list, zip(*temp))
str_list
>>> ['nom', 'apple', 'banana', 'Eeeeeeeeeeek']
sec_list
>>> [23, 9.231, 0.123423,...
Build android release apk on Phonegap 3.x CLI
...f the answer here, at Phonegap documentation. The full process is the following:
Open a command line window, and go to /path/to/your/project/platforms/android/cordova.
Run build --release. This creates an unsigned release APK at /path/to/your/project/platforms/android/bin folder, called YourAppNam...
Foreign Key to non-primary key
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Don't get me wrong, I'm all for normalization, but sometimes pragmatism wins over idealism. If a mediocre design can be helped with a band-aid, surgery might be avoided.
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How to impose maxlength on textArea in HTML using JavaScript
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window.onload = function() {
var txts = document.getElementsByTagName('TEXTAREA');
for(var i = 0, l = txts.length; i < l; i++) {
if(/^[0-9]+$/.test(txts[i].getAttribute("maxlength"))) {
var func = functio...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...er固件包（淘宝购买时可选）安装PacketSniffer与驱动（只有win版本）选择bluetooth low energy开始抓包（只可选37、38、39广播信道其中之一，但只有三分之一的概率能捕捉到通信数据包，推测应该是选择信号最好的一个，如：主设备在...
Optimizing away a “while(1);” in C++0x
...a potentially
non-terminating loop. For example, assume we have the following loops,
where count and count2 are global variables (or have had their address
taken), and p is a local variable, whose address has not been taken:
for (p = q; p != 0; p = p -> next) {
++count;
}
for (p = q; p...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...e UTC time:
In [7]: t.tz_convert(None)
Out[7]: DatetimeIndex(['2013-05-18 10:00:00', '2013-05-18 11:00:00'],
dtype='datetime64[ns]', freq='H')
This is much more performant than the datetime.replace solution:
In [31]: t = pd.date_range(start="2013-05-18 12:00:00", periods...