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How do you get a Golang program to print the line number of the error it just called?
...an set the Flags on either a custom Logger, or the default to include Llongfile or Lshortfile
// to change the flags on the default logger
log.SetFlags(log.LstdFlags | log.Lshortfile)
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impr...
How to set size for local image using knitr for markdown?
I have a local image that I would like to include in an .Rmd file which I will then knit and convert to HTML slides with Pandoc . Per this post , this will insert the local image :
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How to compile and run C/C++ in a Unix console/Mac terminal?
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If it is a simple single source program:
make foo
where the source file is foo.c or foo.cpp, etc.
You dont even need a makefile. Make has enough built-in rules to build your source file into an executable of the same name, minus extension.
Running the executable just built is the same as r...
How to make gradient background in android
... by using an xml Layer-List to combine the top and bottom 'bands' into one file. Each band is an xml shape.
See this previous answer on SO for a detailed tutorial: Multi-gradient shapes.
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How do I match any character across multiple lines in a regular expression?
...s sed 'H;1h;$!d;x; s/\(.*\)><Foobar>/\1/' (H;1h;$!d;x; slurps the file into memory). If whole lines must be included, sed '/start_pattern/,/end_pattern/d' file (removing from start will end with matched lines included) or sed '/start_pattern/,/end_pattern/{{//!d;};}' file (with matching lin...
API to automatically upload apk to Google Play? [closed]
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In your build.gradle file
– Carlo Rodríguez
Jul 15 '15 at 22:53
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Change a Rails application to production
...I change my Rails application to run in production mode? Is there a config file, environment.rb for example, to do that?
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java.lang.NoClassDefFoundError: Could not initialize class XXX
class PropHolder is a class of my own. The class resides in the same JAR file of the main class. So that should not because any JAR is missing from classpath.
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Is there a good JavaScript minifier? [closed]
...ols I've found throw's errors since I use a lot of es6 functionality in my files.
– kinger6621
Apr 16 '17 at 6:47
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Can Git hook scripts be managed along with the repository?
... git version 2.9 now has a config option for core.hooksPath to set up a file outside of .git to link to the hooks folder.
– Aaron Rabinowitz
May 29 '18 at 16:52
add a comm...