大约有 15,000 项符合查询结果（耗时：0.0206秒） [XML]
pdftk compression option
...okmarks TOC are gone
gs screen:
takes a ridiculously long time and 100% CPU
errors:
sfopen: gs_parse_file_name failed. ?
| ./base/gsicc_manage.c:1651: gsicc_set_device_profile(): cannot find device profile
74.8MB-->10.2MB hideously pixellated
bookmarks ...
_csv.Error: field larger than field limit (131072)
...ue is a C long ([Wikipedia]: C data types), whose size varies depending on CPU architecture and OS (ILP). The classical difference: for a 64bit OS (Python build), the long type size (in bits) is:
Nix: 64
Win: 32
When attempting to set it, the new value is checked to be in the long boundaries, th...
What's the “average” requests per second for a production web application?
...y make per second
c. the number of additional requests (i.e. ajax calls, etc)
As to what is considered fast.. do you mean how few requests a site can take? Or if a piece of hardware is considered fast if it can process xyz # of requests per second?
...
Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
... the high half doesn't create a dependency on the previous value, that the CPU would have to wait on. The register renaming mechanism would essentially be defeated if it wasn't done that way.
This way you can write fast code using 32-bit values in 64-bit mode without having to explicitly break depe...
How do I uniquely identify computers visiting my web site?
... stuck.
Validation. You need to guard against spoofing, session hijacking, etc.
Even if there are ways to track a computer without using cookies there will always be a way to bypass it and software that will do this automatically. If you really need to track something based on a computer you will ...
Convert UTC/GMT time to local time
... and found that the DateTime.Parse represented a significant percentage of CPU usage. (Incidentally, the CultureInfo constructor was not a significant contributor to CPU usage.)
So I set up a console app to parse a date/time string 10000 times in a variety of ways. Bottom line:
Parse() 10 sec
P...
Tests not running in Test Explorer
...
make sure your testprojects are not netstandard2.0 but netcoreapp2.2
– user2033412
Aug 12 '19 at 11:29
4
...
Linux 进程卡住了怎么办？ - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...rocess在我们使用 Linux 系统时，如果网络或者磁盘等 I O 出问题，会发现进程卡住了，即使用 kill -9 也无法杀掉进程，很多常用的调试工具，比如 strace, pstack 等也都失灵了
在我们使用 Linux 系统时，如果网络或者磁盘等 I/O 出...
Why can't I use Docker CMD multiple times to run multiple services?
...ice, ADD these in a directory, and run the supervisor with supervisord -c /etc/supervisor to point to a supervisor configuration file which loads all your services and looks like
[supervisord]
nodaemon=true
[include]
files = /etc/supervisor/conf.d/*.conf
If you would like more details, I wrote a...
setImmediate vs. nextTick
...─────┬────────────┘ │ data, etc. │
│ ┌──────────┴────────────┐ └───────────────┘
│ │ check │
│ └──────────┬...