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How to suppress warnings globally in an R Script
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How to get error message when ifstream open fails
... as of C++11 std::ios_base::failure inherits from system_error (see http://www.cplusplus.com/reference/ios/ios_base/failure/), which contains both the error code and message that strerror(errno) would return.
std::ifstream f;
// Set exceptions to be thrown on failure
f.exceptions(std::ifstream::fa...
Javascript - removing undefined fields from an object [duplicate]
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SO isn't a code-golfing site - clean, readable code is much more important than as short as possible code. The conditional operator is appropriate when you need to do something with the result of the expression, which is not the case here. If you ju...
Rails: How to change the text on the submit button in a Rails Form
...e this, consider using the available docs either at
Ruby on Rails API website
APIdock Ruby on Rails section (very easy navigation / search)
Sometimes, a google search like the one below helps:
Google: site:api.rubyonrails.org f.submit
...
How to create and write to a txt file using VBA
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
what’s the difference between Expires and Cache-Control headers?
...a caching tutorial that should answer most of your questions (e.g., http://www.mnot.net/cache_docs/#EXPIRES). To sum up though, Expires is recommended for static resources like images and Cache-Control when you need more control over how caching is done.
...
What is the max size of localStorage values?
...are not the same origin (different schemes). http://example.com and http://www.example.com are not the same origin (different hosts). http://example.com and http://example.com:8080 are not the same origin (different ports). HTH. :-)
– T.J. Crowder
Jan 7 '15 at ...
PHP Warning: POST Content-Length of 8978294 bytes exceeds the limit of 8388608 bytes in Unknown on l
...it info.php.
Open info.php and add these lines:
Save it.
Go to yourwebsitename(probably localhost)/wp-admin/info.php in any web-browser.
In the 8th line you will see: Configuration File (php.ini) Path, in my case it is C:\Windows, meaning it is located on my C drive.
In the 9th line you will se...
How to get Android crash logs?
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This is from http://www.herongyang.com/Android/Debug-adb-logcat-Command-Debugging.html
You can use adb:
adb logcat AndroidRuntime:E *:S
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Calculate relative time in C#
...d have provided feedback to improve the plugin too. I take solace knowing sites like arstechnica.com use it.
– Ryan McGeary
Dec 26 '09 at 13:56
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