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How to get error message when ifstream open fails
How to get error message as string?
4 Answers
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Given an RGB value, how do I create a tint (or shade)?
Given an RGB value, like 168, 0, 255 , how do I create tints (make it lighter) and shades (make it darker) of the color?
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How do you create an asynchronous method in C#?
Every blog post I've read tells you how to consume an asynchronous method in C#, but for some odd reason never explain how to build your own asynchronous methods to consume. So I have this code right now that consumes my method:
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How to find patterns across multiple lines using grep?
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Grep is not sufficient for this operation.
pcregrep which is found in most of the modern Linux systems can be used as
pcregrep -M 'abc.*(\n|.)*efg' test.txt
where -M, --multiline allow patterns to match more than one line
There is a newer pcre2grep also. Both are provided by the PCRE proj...
In C++, what is a “namespace alias”?
What is a "namespace alias" in C++? How is it used?
5 Answers
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In AngularJS, what's the difference between ng-pristine and ng-dirty?
What are the differences between ng-pristine and ng-dirty ? It seems you can have both to be true :
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Set 4 Space Indent in Emacs in Text Mode
I've been unsuccessful in getting Emacs to switch from 8 space tabs to 4 space tabs when pressing the TAB in buffers with the major mode text-mode . I've added the following to my .emacs :
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Declaration of Methods should be Compatible with Parent Methods in PHP
What are possible causes of this error in PHP? Where can I find information about what it means to be compatible ?
5 Answe...
How Do I 'git fetch' and 'git merge' from a Remote Tracking Branch (like 'git pull')
I have set up some remote tracking branches in git, but I never seem to be able to merge them into the local branch once I have updated them with 'git fetch'.
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What is git actually doing when it says it is “resolving deltas”?
...eceives the objects (which is obvious enough), and then spends about the same amount of time "resolving deltas". What's actually happening during this phase of the clone?
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