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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...dard library iostreams, I get met with a wave of disbelief. Yet I have profiler results showing large amounts of time spent in iostream library code (full compiler optimizations), and switching from iostreams to OS-specific I/O APIs and custom buffer management does give an order of magnitude impro...
Does a “Find in project…” feature exist in Eclipse IDE?
...
1. Ctrl + H
2. Choose File Search for plain text search in workspace/selected projects
For specific expression searches, choose the relevant tab (such as Java Search which allows you to search for specific identifiers)
For whole project search:...
How to use '-prune' option of 'find' in sh?
...-name .snapshot -prune -o -name '*.foo' -print
This will find the "*.foo" files that aren't under ".snapshot" directories. In this example, -name .snapshot makes up the [conditions to prune], and -name '*.foo' -print is [your usual conditions] and [actions to perform].
Important notes:
If all you ...
Run a single Maven plugin execution?
...l:
extend direct plugin invocation syntax to allow optional @execution-id parameter, e.g., org.apache.maven.plugins:maven-remote-resources-plugin:1.0:process@executionId.
So, as long as you give your execution an id:
mvn sql:execute@specific-execution-id
uses the execution configured in you...
Dynamically Changing log4j log level
... can be configured to refresh its configuration by scanning the log4j2.xml file (or equivalent) at given intervals. E.g. <Configuration status="warn" monitorInterval="5" name="tryItApp" packages="">
– Kimball Robinson
Aug 31 '15 at 16:56
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Where are shared preferences stored?
Where in an Eclipse project might one encounter a shared preferences file?
7 Answers
7...
Using Laravel Homestead: 'no input file specified'
...an serve" but when I try to do the same thing via Vagrant, I get "no input file specified". My Homestead.yaml file looks like this:
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Nginx 403 forbidden for all files
... PHP-FPM on a CentOS 5 box, but am struggling to get it to serve any of my files - whether PHP or not.
11 Answers
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Delete duplicate rows from small table
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DELETE FROM dupes a
WHERE a.ctid <> (SELECT min(b.ctid)
FROM dupes b
WHERE a.key = b.key);
share
|
improve th...
How to access a mobile's camera from a web app?
... tag which allows you to take pictures from your device:
<input type="file" accept="image/*" capture="camera">
Capture can take values like camera, camcorder and audio.
I think this tag will definitely not work in iOS5, not sure about it.
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