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How to check if a process is running via a batch script
...ere's how I've worked it out:
tasklist /FI "IMAGENAME eq notepad.exe" /FO CSV > search.log
FOR /F %%A IN (search.log) DO IF %%~zA EQU 0 GOTO end
start notepad.exe
:end
del search.log
The above will open Notepad if it is not already running.
Edit: Note that this won't find applications hid...
How can I merge properties of two JavaScript objects dynamically?
...and you would also want to merge the attributes.
– Xiè Jìléi
Oct 24 '10 at 10:56
72
This only ...
Log all queries in mysql
...ediumtext NOT NULL,
`thread_id` bigint(21) unsigned NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
CREATE TABLE `general_log` (
`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
ON UPDATE CURRENT_TIMESTAMP,
`user_host` mediumtext NOT NU...
Windows远程桌面授权错误（授权超时）等报错信息疑难解答 - 更多技术 - 清...
...censing。
3. 在“注册表”菜单上，单击“导出注册表文件”。
4. 在“文件名”框中，键入mslicensingbackup，然后单击“保存”。
5. 如果以后需要还原此注册表项，请双击mslicensingbackup.reg。
6. 在“编辑”菜单上...
@Basic(optional = false) vs @Column(nullable = false) in JPA
... So, which really should be used, maybe both?
– Xiè Jìléi
Apr 9 '11 at 7:47
39
@Xie Jilei: ...
JSON Naming Convention (snake_case, camelCase or PascalCase) [closed]
...ense as they are pretty java oriented.
– Thomas Andreè Wang
Jun 29 '17 at 12:54
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Reading an Excel file in PHP [closed]
...l file. If you want to import it into mysql, you could simply save it as a CSV formatted file and then use fgetcsv to parse it.
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Casting vs using the 'as' keyword in the CLR
...red Jan 30 '09 at 16:38
Patrik HägnePatrik Hägne
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For each row in an R dataframe
...nction is vectorized, then you can skip the loop and just use cat or write.csv:
write.csv(data.frame(wellid=getWellID(well$name, well$plate),
value1=well$value1, value2=well$value2), file=outputFile)
If getWellID() isn't vectorized, then Jonathan's recommendation of using by or knguyen'...
C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...k add 指令相比也不遑多让。在读多写少的前提下，可以将读写两边的屏障替换为非对称内存屏障，将读部分的开销转移到写部分中。可参考先前内存屏障博文中的介绍。
另一方面，Hazard Pointer 的高性能依赖于平台上线程本地存...