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Chrome DevTools Devices does not detect device when plugged in
...not seem to get the DevTools Devices feature to work on my Samsung Galaxy S4 even after following the steps outlined at https://developers.google.com/chrome-developer-tools/docs/remote-debugging
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How can I create directory tree in C++/Linux?
...0-2020
@(#)Derivation: mkpath.c 1.16 2020/06/19 15:08:10
*/
/*TABSTOP=4*/
#include "posixver.h"
#include "mkpath.h"
#include "emalloc.h"
#include <errno.h>
#include <string.h>
/* "sysstat.h" == <sys/stat.h> with fixup for (old) Windows - inc mode_t */
#include "sysstat.h"
t...
How to empty a Heroku database
...) into one action by executing this:
$ heroku run rake db:setup
Edit 2014-04-18: rake db:setup doesn't work with Rails 4, it fails with a Couldn't create database error.
Edit 2014-10-09: You can use rake db:setup with Rails 4. It does give you a Couldn't create database error (because the databa...
Remove white space below image [duplicate]
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robertcrobertc
67.4k1818 gold badges179179 silver badges166166 bronze badges
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A Windows equivalent of the Unix tail command [closed]
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answered Oct 9 '08 at 14:50
Ryan DuffieldRyan Duffield
15.9k66 gold badges3636 silver badges3838 bronze badges
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Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
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edited Nov 26 '14 at 12:16
Jannis
744 bronze badges
answered Aug 10 '09 at 7:38
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How to overcome “datetime.datetime not JSON serializable”?
...Is that Django strips a bit of the data:
"last_login": "2018-08-03T10:51:42.990", # DjangoJSONEncoder
"last_login": "2018-08-03T10:51:42.990239", # default
So, you may need to be careful about that in some cases.
share...
xcopy file, rename, suppress “Does xxx specify a file name…” message
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edited Oct 21 '15 at 5:47
Andreas
4,72455 gold badges3636 silver badges4848 bronze badges
answered Ju...
Tuples( or arrays ) as Dictionary keys in C#
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If you are on .NET 4.0 use a Tuple:
lookup = new Dictionary<Tuple<TypeA, TypeB, TypeC>, string>();
If not you can define a Tuple and use that as the key. The Tuple needs to override GetHashCode, Equals and IEquatable:
struct Tuple&...
Overriding id on create in ActiveRecord
...r me.
– Felix Rabe
Feb 17 '13 at 18:43
Perhaps what I experienced only expressed itself with mysql driver.
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