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Is short-circuiting logical operators mandated? And evaluation order?
..., short-circuiting and evaluation order are required for operators || and && in both C and C++ standards.
C++ standard says (there should be an equivalent clause in the C standard):
1.9.18
In the evaluation of the following expressions
a && b
a || b
a ? b : c
a , b
u...
Easy way to pull latest of all git submodules
...rmance improvement: git submodule foreach "(git checkout master; git pull)&"
– Bogdan Gusiev
Nov 7 '11 at 13:27
...
How to dismiss a Twitter Bootstrap popover by clicking outside?
...oggle or popover
if ($(e.target).data('toggle') !== 'popover'
&& $(e.target).parents('.popover.in').length === 0) {
$('[data-toggle="popover"]').popover('hide');
}
});
For buttons containing icons use (this code has a bug in Bootstrap 3.3.6, see the fix below in th...
Mysql adding user for remote access
...NT ALL steps, set mysql.default_port = <private instance port> in my php.ini, and then used 127.0.0.1 throughout for my db hostname
– spex
Sep 11 '13 at 18:41
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How to include a quote in a raw Python string
...
If you want to use double quotes in strings but not single quotes, you can just use single quotes as the delimiter instead:
r'what"ever'
If you need both kinds of quotes in your string, use a triple-quoted string:
r"""what...
Staging Deleted files
Say I have a file in my git repository called foo .
9 Answers
9
...
MySQL “NOT IN” query
...
In my own tests, had same performance for both NOT IN & LEFT JOIN. +1 both
– BufferStack
Jan 19 '12 at 11:45
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How to see top processes sorted by actual memory usage?
...t too much effort.
Second, you want to find the processes that are eating all your memory; in top use the M command to sort by memory use. Feel free to ignore the VIRT column, that just tells you how much virtual memory has been allocated, not how much memory the process is using. RES reports how m...
IntelliJ not recognizing a particular file correctly, instead its stuck as a text file
...
Step 1: Click "File"==> "Settings"
Step 2: Expand "Editor" & Click "File Types"
Step 3: You will see all file types on Right. Navigate to the "Text Files" and Click it
Step 4: You should able to see your file name on the bottom of Registered Patterns (lower box)
Step 5: Remove ...
Logic to test that 3 of 4 are True
...
#1: Using a branching ?: 3 or 4 operations
A ^ B ? C & D : ( C ^ D ) & A
#2 Non-Branching, 7 operations
(A ^ B ^ C ^ D) & ((A & B) | (C & D))
Back when I use to profile everything, I found non-branching solutions were quite a bit quicker operation-for-op...