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Why is Node.js single threaded? [closed]
...b servers typically do ALOT of cpu intensive stuff it's not JUST database fetching. We need to process what we fetch, and do alot of business logic alot of the time before serving it up to the client.
– foreyez
Jul 31 '13 at 0:40
...
Is gettimeofday() guaranteed to be of microsecond resolution?
... a pretty wide array of boxes, everything from 2-8 cores.
Of course, YMMV, etc, but it seems to be a reliable and low-overhead
(because it doesn't make a context switch into system-space) method
of timing.
Generally how it works is:
declare the block of code to be assembler (and volatile, so the
...
Using OpenSSL what does “unable to write 'random state'” mean?
... it is on most systems. You can check www-data's home folder with cat /etc/passwd | grep www-data)
– Nick
Feb 15 '17 at 14:28
1
...
How do I check CPU and Memory Usage in Java?
... { MemoryUsage poolCollectionMemoryUsage = memoryPool.getCollectionUsage(); usedHeapMemoryAfterLastGC += poolCollectionMemoryUsage.getUsed(); } }
– danieln
Jul 1 '13 at 10:23
...
How to find out what group a given user has?
...
sh collection.sh
#!/bin/bash
HOSTNAME=`hostname -s`
for i in `cat /etc/passwd| grep -vE "nologin|shutd|hal|sync|root|false"|awk -F':' '{print$1}' | sed 's/[[:space:]]/,/g'`; do groups $i; done|sed s/\:/\,/g|tr -d ' '|sed -e "s/^/$HOSTNAME,/"> /tmp/"$HOSTNAME"_inventory.txt
sudo cat /etc/sudo...
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内网时间同步问题标准的三层网络结构，INT网-----通讯层------应用层-----数据库层现在的问题是数据库层每一个月时间会快上那么一分钟解决方法使用CISCO通讯...标准的三层网络结构，
INT网-----通讯层------应用层-----数据库层 现...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0 - 操...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0xrdp_Login_failed_for_display_0Xrdp登陆不上报错如下：原因及解决方法：1、网上大部分内容说是用户名密码不对导致，的确密码不对会报这个错误，但是有些时候当你确认用户名...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0 - 操...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0xrdp_Login_failed_for_display_0Xrdp登陆不上报错如下：原因及解决方法：1、网上大部分内容说是用户名密码不对导致，的确密码不对会报这个错误，但是有些时候当你确认用户名...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0 - 操...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0xrdp_Login_failed_for_display_0Xrdp登陆不上报错如下：原因及解决方法：1、网上大部分内容说是用户名密码不对导致，的确密码不对会报这个错误，但是有些时候当你确认用户名...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0 - 操...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0xrdp_Login_failed_for_display_0Xrdp登陆不上报错如下：原因及解决方法：1、网上大部分内容说是用户名密码不对导致，的确密码不对会报这个错误，但是有些时候当你确认用户名...