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DROP IF EXISTS VS DROP?
Can someone tell me if there is any difference between
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Unable to load SOS in WinDbg
Background: I'm new to WinDbg and trying to get it running for the first time. I want to examine a memory dump I took from a running ASP.NET 4 site hosted in IIS 7 on Windows Server 2008 (x86) and downloaded to my local machine.
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pinpointing “conditional jump or move depends on uninitialized value(s)” valgrind message
So I've been getting some mysterious uninitialized values message from valgrind and it's been quite the mystery as of where the bad value originated from.
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
You can use the function tz_localize to make a Timestamp or DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while preserving its timezone?
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Preserve colouring after piping grep to grep
There is a simlar question in Preserve ls colouring after grep’ing but it annoys me that if you pipe colored grep output into another grep that the coloring is not preserved.
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Visual Studio Editor does not underline errors anymore
My Visual Studio (2008) Editor has stopped to underline Errors (this nifty wavy red lines). I can't really tell when, but it can be related to the installation of .Net Framework 3.5 SP 1 or the MVC Beta (which I guess is unlikely). Furthermore have I installed and uninstalled both CodeRush and Resha...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
If I have an array in Swift, and try to access an index that is out of bounds, there is an unsurprising runtime error:
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Initialization of all elements of an array to one default value in C++?
C++ Notes: Array Initialization has a nice list over initialization of arrays. I have a
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Convert NSNumber to int in Objective-C
I use [NSNumber numberWithInt:42] or @(42) to convert an int to NSNumber before adding it to an NSDictionary:
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