大约有 900 项符合查询结果（耗时：0.0433秒） [XML]
Formatting floats without trailing zeros
...microbenchmark to accurately model real code) have format(v, '2.5f') take ~10% longer than '{:2.5f}'.format(v). Even if it didn't, I tend to use the str method form because when I need to tweak it, add additional values to it, etc., there is less to change. Of course, as of 3.6 we have f-strings for...
Command line progress bar in Java
...ntage(0, 1000);
[----------] 0%
progressPercentage(10, 100);
[*---------] 10%
progressPercentage(500000, 1000000);
[*****-----] 50%
progressPercentage(90, 100);
[*********-] 90%
progressPercentage(1000, 1000);
[**********] 100%
Test with for loop
for (int i = 0; i <= 200; i = i + 20) {
...
Android Studio Stuck at Gradle Download on create new project
...oid studio download the gradle-1.9-all.zip it was downloading it at hardly 10% of my internet speed. Manually downloading it was faster.
– Prathamesh Gharat
Jan 1 '14 at 12:54
1
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How can I change the default width of a Twitter Bootstrap modal box?
...lication fixed modals are used, in that case you could try width:80%; left:10%; (formula: left = 100 - width / 2)
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How to get the first line of a file in a bash script?
...st:
head -n1 $bigfile >/dev/null
# a bit slower than head (I saw about 10% difference):
sed '1q' $bigfile >/dev/null
# VERY slow:
sed -n '1p' $bigfile >/dev/null
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Python List vs. Array - when to use?
...he same test with the corresponding array, and the list was actually about 10% faster.
– Moe
Oct 6 '08 at 20:45
38
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java中的缓存技术该如何实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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JBossCache是一个复制的事务处理缓存，它允许你缓存企业级应用数据来更好的改善性能。缓存数据被自动复制，让你轻松进行JBoss服务器之间 的集群工作。JBossCache能够通过JBoss应用服务或其他J2EE容器来运行一个MBean服务，当...
Change limit for “Mysql Row size too large”
...h introduced in MySQL 5.6.20 limits the size of redo
log BLOB writes to 10% of the redo log file size. As a result of this limit, innodb_log_file_size
should be set to a value greater than 10 times the largest BLOB data size found in the rows of your
tables plus the length of other variable...
Debug vs. Release performance
...s not clear whether it's one microsecond slower or twenty minutes slower. "10% slower under realistic conditions" is more meaningful.
Spend the time you would have spent researching this question online on building a device which answers the question. You'll get far more accurate results that way...
Fastest way to check a string contain another substring in JavaScript?
...ster) <-- wow
Firefox: cached RegExp (~18% faster)
IE11: cached RegExp(~10% faster)
Edge: indexOf (~18% faster)
Safari: cached RegExp(~0.4% faster)
Note that cached RegExp is: var r = new RegExp('simple'); var c = r.test(str); as opposed to: /simple/.test(str)
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