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Why is it not advisable to have the database and web server on the same machine?
...xtra cost, dedicated network connection between the two, more maintenance, etc.), especially for a small application, where neither piece is using too much CPU or memory? Even with two servers, with one server compromised, an attacker could still do serious damage, either by deleting the database, ...
How do I measure separate CPU core usage for a process?
Is there any way to measure a specific process CPU usage by cores?
8 Answers
8
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VS2013 permanent CPU usage even though in idle mode
I've recently updated VS2013 to Update 1 and since then VS takes CPU usage to 25% (on a 4 cores intel i5 cpu) permanently even though it's supposed to be idle. I thought it has some unfinished background processes so I left it running for a while but it keeps using the cpu when it's supposed to be i...
地图组件（高德地图） · App Inventor 2 中文网
...标。
此功能的可用性和准确性取决于用户是否启用了定位服务以及可用的位置提供商。
用户纬度
如果启用了显示用户位置，则返回用户的纬度。
用户经度
如果启用了显示用户位置，则返回用户的经度。
可见性
...
How to see top processes sorted by actual memory usage?
...f the slab allocators have allocated how much, what their ratios are like, etc.
– sarnold
Jul 7 '16 at 0:29
Thanks for...
FTP/SFTP access to an Amazon S3 Bucket [closed]
...our security credentials in a form access-key-id:secret-access-key to /etc/passwd-s3fs
Add a bucket mounting entry to fstab:
<bucket> /mnt/<bucket> fuse.s3fs rw,nosuid,nodev,allow_other 0 0
For details, see my guide Setting up an SFTP access to Amazon S3.
Use S3 Client
Or use any...
Beyond Stack Sampling: C++ Profilers
..., it handles all kinds of sampling profiler output (AQtime, Sleepy, XPerf, etc). Once the visualization has pointed out the offending function(s), jump back to the raw profile data to get better hints on what the real cause is.
The gprof2dot tool generates a dot graph description that you then feed...
谁在争抢UGC - 资讯 - 清泛网 - 专注C/C++及内核技术
...播客识别出侵权视频，保护原创版权。
由于网络媒体的定位及其受众的广泛性，目前采用UGC模式的网站不约而同地将娱乐作为其业务的主导方向。而从媒体的本质来说，真正能与门户网站进行竞争的仍然是与民生密切相关的新...
Why is volatile not considered useful in multithreaded C or C++ programming?
...ake concurrent access to
data safe (spinlocks, mutexes, memory barriers, etc.) are designed to
prevent unwanted optimization. If they are being used properly, there
will be no need to use volatile as well. If volatile is still
necessary, there is almost certainly a bug in the code somewher...
How to run a program without an operating system?
...;
};
}
entry.S
.code16
.text
.global mystart
mystart:
ljmp $0, $.setcs
.setcs:
xor %ax, %ax
mov %ax, %ds
mov %ax, %es
mov %ax, %ss
mov $__stack_top, %esp
cld
call main
linker.ld
ENTRY(mystart)
SECTIONS
{
. = 0x7c00;
.text : {
entry.o(.text)
*(.text)
...