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powershell 2.0 try catch how to access the exception
...this:
try {
$w = New-Object net.WebClient
$d = $w.downloadString('http://foo')
}
catch [Net.WebException] {
Write-Host $_.Exception.ToString()
}
The exception is in the $_ variable. You might explore $_ like this:
try {
$w = New-Object net.WebClient
$d = $w.downloadString('ht...
How do I set up curl to permanently use a proxy? [closed]
...
Many UNIX programs respect the http_proxy environment variable, curl included. The format curl accepts is [protocol://]<host>[:port].
In your shell configuration:
export http_proxy http://proxy.server.com:3128
For proxying HTTPS requests, set htt...
How is __eq__ handled in Python and in what order?
...f neither a nor b overloads ==, then a == b is the same as a is b.
From https://eev.ee/blog/2012/03/24/python-faq-equality/
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In Python, if I return inside a “with” block, will the file still close?
...eUploader: {
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Stop Mongoose from creating _id property for sub-document array items
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Import module from subfolder
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Where can I find the IIS logs?
...sites)
You could also look into
%SystemDrive%\Windows\System32\LogFiles\HTTPERR
Which will contain similar log files that only represents errors.
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Django rest framework, use different serializers in the same ModelViewSet
...ifferent serializers, why is nobody going for the approach that checks the HTTP method? It's clearer IMO and requires no extra checks.
def get_serializer_class(self):
if self.request.method == 'POST':
return NewRackItemSerializer
return RackItemSerializer
Credits/source: https://g...
__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
... ...){ /* 函数定义 */}
更多的属性含义参考：http://gcc.gnu.org/onlinedocs/gcc-4.0.0/gcc/Function-Attributes.html
变量属性（Variable Attributes）
关键字__attribute__也可以对变量（variable）或结构体成员（structure
field）进行属性设置...
Get bitcoin historical data [closed]
...t the whole Bitcoin trades history from Bitcoincharts in CSV format here :
http://api.bitcoincharts.com/v1/csv/
it is updated twice a day for active exchanges, and there is a few dead exchanges, too.
EDIT: Since there are no column headers in the CSVs, here's what they are :
column 1) the trade's ...