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In C#, how to check if a TCP port is available?
... current system tcp connections. This is the same information provided
// by the netstat command line application, just in .Net strongly-typed object
// form. We will look through the list, and if our port we would like to use
// in our TcpClient is occupied, we will set isAvailable to false.
I...
What is the recommended batch size for SqlBulkCopy?
...6M qualified rows, averaging 5 columns of decimal and short text, about 30 bytes per row.
Given this scenario, I found a batch size of 5,000 to be the best compromise of speed and memory consumption. I started with 500 and experimented with larger. I found 5000 to be 2.5x faster, on average, than ...
X-UA-Compatible is set to IE=edge, but it still doesn't stop Compatibility Mode
...What's the reason for the <clear />? What custom headers are cleared by this?
– M4N
Dec 7 '12 at 9:48
The clear ...
float64 with pandas to_csv
...me of writing, and floating point precision is still not something you get by default with to_csv/read_csv (precision-performance tradeoff; defaults favor performance).
Nowadays there is the float_format argument available for pandas.DataFrame.to_csv and the float_precision argument available for p...
How to prevent multiple instances of an Activity when it is launched with different Intents
...sn't just a problem within the Android Market, but also sideloading an app by uploading it to a server, or emailing it to your phone, causes this problem. All these things install the app using the Package Installer, where I believe the bug resides. Furthermore, just in case it's not clear, you on...
Differences between unique_ptr and shared_ptr [duplicate]
...
@AaronMcDaid By default unique_ptr will behave like a raw pointer that you can't forget to delete: if you forget to make the dtor virtual, it's on you.
– curiousguy
Jun 30 '18 at 18:00
...
Static link of shared library function in gcc
...instead of shared (.so) ones. But static libraries aren't always installed by default, so you may have to install the static library yourself.
Another possible approach is to use statifier or Ermine. Both tools take as input a dynamically linked executable and as output create a self-contained execu...
Private module methods in Ruby
...hink the best way (and mostly how existing libs are written) to do this is by creating a class within the module that deals with all the logic, and the module just provides a convenient method, e.g.
module GTranslate
class Translator
def perform( text ); translate( text ); end
private
...
WPF Data Binding and Validation Rules Best Practices
...or model can signal a data
validation error within the property
setter by rejecting an incoming bad
value and throwing an exception. If
the ValidatesOnExceptions property on
the data binding is true, the data
binding engine in WPF and Silverlight
will handle the exception and display
...
Is it unnecessary to put super() in constructor?
Isn't this one automatically put by the compiler if I don't put it in a subclass's constructor?
6 Answers
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