大约有 44,998 项符合查询结果（耗时：0.0653秒） [XML]
What's the difference between std::move and std::forward
...
std::move takes an object and allows you to treat it as a temporary (an rvalue). Although it isn't a semantic requirement, typically a function accepting a reference to an rvalue will invalidate it. When you see std::move, it indicates that the value of the object should not...
How to create cron job using PHP?
I'm new to using cron job. I don't even know how to write it. I have tried to search from internet, but I still don't understand it well. I want to create a cron job that will execute my code every minute. I'm using PHP to create it. It is not working.
...
How do ACID and database transactions work?
...properties that you would like to apply when modifying a database.
Atomicity
Consistency
Isolation
Durability
A transaction is a set of related changes which is used to achieve some of the ACID properties. Transactions are tools to achieve the ACID properties.
Atomicity means that you can guara...
Truncate number to two decimal places without rounding
Suppose I have a value of 15.7784514, I want to display it 15.77 with no rounding.
36 Answers
...
End of support for python 2.7?
...follow
|
edited Jun 30 '16 at 16:28
Martijn Pieters♦
839k212212 gold badges32193219 silver badges28092809 bronze badges
...
disable nganimate for some elements
...
Just add this to your CSS. It is best if it is the last rule:
.no-animate {
-webkit-transition: none !important;
transition: none !important;
}
then add no-animate to the class of element you want to disable. Example:
<div class="no-animat...
Git command to show which specific files are ignored by .gitignore
I am getting my feet wet with Git and have the following issue:
9 Answers
9
...
Any reason not to use '+' to concatenate two strings?
... because the Python interpreter has to create a new string object for each iteration, and it ends up taking quadratic time. (Recent versions of CPython can apparently optimize this in some cases, but other implementations can't, so programmers are discouraged from relying on this.) ''.join is the ...
How do I move an issue on github to another repo?
It happens every now and then. Some library depends on another and a user opens an issue that belongs to the wrong repo. Can I move the issue to the other repo?
...
Generate sql insert script from excel worksheet
...
I think importing using one of the methods mentioned is ideal if it truly is a large file, but you can use Excel to create insert statements:
="INSERT INTO table_name VALUES('"&A1&"','"&B1&"','"&C1&"')"
In MS SQL you can use:
SET NOCOUNT ON
To forego showing a...