大约有 23,400 项符合查询结果（耗时：0.0443秒） [XML]
How can I efficiently select a Standard Library container in C++11?
...ited May 16 '16 at 7:29
user2508324
answered May 22 '12 at 11:26
Matthieu M.Matthieu M.
...
Distributed sequence number generation?
...the exact same time.) Something along the lines of:
The most significant 32 bits: Timestamp, the generation time of the ID.
The least significant 32 bits: 32-bits of randomness, generated anew for each ID.
d) The easy way out, use UUIDs / GUIDs.
...
Where should @Service annotation be kept? Interface or Implementation?
...
answered Nov 4 '15 at 19:32
RalphRalph
109k4747 gold badges261261 silver badges353353 bronze badges
...
jQuery - Trigger event when an element is removed from the DOM
...
mtkoponemtkopone
4,32222 gold badges1818 silver badges1919 bronze badges
...
How to overcome “datetime.datetime not JSON serializable”?
...
32 Answers
32
Active
...
Is the LIKE operator case-sensitive with MSSQL Server?
...
answered Jul 18 '13 at 14:32
Phil RPhil R
36122 silver badges44 bronze badges
...
Compare double to zero using epsilon
...ing program. It prints the following output:
epsilon for 0.0 is 4.940656e-324
epsilon for 1.0 is 2.220446e-16
A little thinking makes it clear, that the epsilon gets smaller the more smaller the number is we use for looking at its epsilon-value, because the exponent can adjust to the size of that n...
Where is PATH_MAX defined in Linux?
... it is only programmer who use PATH_MAX suck. PATH_MAX is really at least 32k on windows and you really almost never want declare PATH_MAX to be 32k.
– Lothar
Dec 22 '17 at 19:23
...
'is' versus try cast with null check
...0000: nop
IL_0001: ldc.i4.5
IL_0002: box System.Int32
IL_0007: stloc.0 // o
IL_0008: ldloc.0 // o
IL_0009: isinst System.Int32
IL_000E: ldnull
IL_000F: cgt.un
IL_0011: stloc.1
IL_0012: ldloc.1
IL_0013: brfalse.s IL_001E
IL_0015: n...
php execute a background process
...the above files
Give IUSR permission to READ and EXECUTE C:\Windows\System32\cmd.exe
Hit foreground.php from a web browser
The following should be rendered to the browser w/the current timestamps and local resource # in the output array:
loading page
calling run_background_process
foreground s...