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Example of Named Pipes
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If you have the problem that the pipe closes after one read, check this answer: stackoverflow.com/a/895656/941764
– jgillich
Nov 11 '13 at 10:41
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Exploring Docker container's file system
...derstand what's happening inside a container or what files exist in there. One example is downloading images from the docker index - you don't have a clue what the image contains so it's impossible to start the application.
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How do I specify different layouts for portrait and landscape orientations?
...es to being able to specify two separate layout xml files for an activity, one for Portrait and one for Landscape. I've not been to find any information on how to do that though. How do I specify for each activity which xml file is it's portrait layout and which is the Landscape layout?
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Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?
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The reason for first one working:
From MSDN:
In string concatenation operations,the C# compiler treats a null string the same as an empty string, but it does not convert the value of the original null string.
More information on the + binary op...
What is the correct way of using C++11's range-based for?
...ese elements are instances of std::string,
heap memory allocations can be done, with expensive trips to the memory manager, etc.
This is useless if we just want to observe the elements in a container.
So, a better syntax is available: capture by const reference, i.e. const auto&:
vector<X&g...
How can I use “sizeof” in a preprocessor macro?
...o (requires #include <windows.h>), which uses a trick similar to the one described in section 2.
Usage:
C_ASSERT(sizeof(someThing) == PAGE_SIZE);
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Accessing nested JavaScript objects and arays by string path
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great stuff; using the lodash library, one can also do: _.get(object, nestedPropertyString);
– ian
Aug 13 '15 at 12:49
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Regular expression to stop at first match
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Here's another way.
Here's the one you want. This is lazy [\s\S]*?
The first item:
[\s\S]*?(?:location="[^"]*")[\s\S]* Replace with: $1
Explaination: https://regex101.com/r/ZcqcUm/2
For completeness, this gets the last one. This is greedy [\s\S]*
The...
How to combine multiple conditions to subset a data-frame using “OR”?
...ctually an additional error that I noticed when I was correcting the first one. The conditional clause that checks for NA values needs to be first if it is to be handled as I intended, since ...
> NA & 1
[1] NA
> 0 & NA
[1] FALSE
Order of arguments may matter when using '&".
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Removing index column in pandas when reading a csv
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can one remove the index name?
– Quant
Sep 26 '14 at 20:55
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