大约有 1,100 项符合查询结果（耗时：0.0243秒） [XML]
Determine device (iPhone, iPod Touch) with iOS
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edited Sep 19 '14 at 23:36
calvinf
3,43833...
How do I write a correct micro-benchmark in Java?
...ge collect in my experience.)
I like to display iterations and time, and a score of time/iteration which can be scaled such that the "best" algorithm gets a score of 1.0 and others are scored in a relative fashion. This means you can run all algorithms for a longish time, varying both number of iter...
小米Pad 5 Pro默认浏览器上编程，手机测试时一直卡着不动？ - 用户反馈 - ...
卡在20%地方不动：
可能是浏览器的兼容问题。有条件的话，最好还是使用电脑 + Chrome浏览器。目前经过测试小米浏览器不支持，苹果的Safari浏览器可以正常测试，小米Pad安装Edge浏览器也可以正常测试。
What's the maximum value for an int in PHP?
...ion)
64-bit builds of PHP:
Integers can be from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 (~ ± 9 quintillion)
Numbers are inclusive.
Note: some 64-bit builds once used 32-bit integers, particularly older Windows builds of PHP
Values outside of these ranges are represented by f...
What is the difference between instanceof and Class.isAssignableFrom(…)?
...d();
new Runner(opt).run();
}
}
Gave the following results (score is a number of operations in a time unit, so the higher the score the better):
Benchmark Mode Cnt Score Error Units
Benchmark.testIsInstance thrpt 2000 373,061 ± 0,115 ops/us
B...
Setting an int to Infinity in C++
...x values
Int -2,147,483,648 / 2,147,483,647
Int 64 -9,223,372,036,854,775,808 / 9,223,372,036,854,775,807
i guess you could set a to equal 9,223,372,036,854,775,807 but it would need to be an int64
if you always want a to be grater that b why do you need to check it? just set it to be true always...
Create SQLite Database and table [closed]
...qlite;Version=3;");
m_dbConnection.Open();
string sql = "create table highscores (name varchar(20), score int)";
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
sql = "insert into highscores (name, score) values ('Me', 9001)";
command = new SQLiteComman...
How to sort an array of hashes in ruby
... key (date here)
data = [
{
"2018-11-13": {
"avg_score": 4,
"avg_duration": 29.24
}
},
{
"2017-03-13": {
"avg_score": 4,
"avg_duration": 40.24
}
},
{
"2018-03-13": {
"avg_score...
“Cannot evaluate expression because the code of the current method is optimized” in Visual Studio 20
... suddenly, I wonder what caused it to change.
– squid808
Apr 15 '16 at 19:10
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Finding which process was killed by Linux OOM killer
...etting killed by oom mechanism
dstat --top-oom
--out-of-memory---
kill score
java 77
java 77
java 77
and as per man page
--top-oom
show process that will be killed by OOM the first
...