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Undefined reference to `pow' and `floor'
...ts symbols from object file. You can see that this was compiled without an error, but pow, floor, and printf functions have undefined references, now if I will try to link this to executable:
$ gcc fib.o
fib.o: In function `fibo':
fib.c:(.text+0x57): undefined reference to `pow'
fib.c:(.text+0x84):...
Should try…catch go inside or outside a loop?
...pletely out of the picture unless a throw occurs, then the location of the error is compared against the table.
Here's a reference: http://www.javaworld.com/javaworld/jw-01-1997/jw-01-hood.html
The table is described about half-way down.
...
How do you sign a Certificate Signing Request with your Certification Authority?
...ivate key:
Sign the certificate? [y/n]:Y
failed to update database
TXT_DB error number 2
So unique_subject = no is perfect for testing.
If you want to ensure the Organizational Name is consistent between self-signed CAs, Subordinate CA and End-Entity certificates, then add the following to you...
How do I find out which keystore was used to sign an app?
...:78:24:DC:CA:92:36:FF:AE:8C:17:DB
SHA1: 16:59:E7:E3:0C:AA:7A:0D:F2:0D:05:20:12:A8:85:0B:32:C5:4F:68
Signature algorithm name: SHA1withRSA
Then use the keytool again to print out all the aliases of your signing keystore:
keytool -list -keystore my-signing-key.keystore
You will get a li...
2015年硅谷最火的高科技创业公司都有哪些 - 资讯 - 清泛网 - 专注C/C++及内核技术
...便的数据仓库解决方案，就是SQL接口，跟各个云服务无缝连接，最大特点就是快，在TB到PB级别非常好的性能，我在工作中也是直接使用，它还支持不同的硬件平台，如果想速度更快，可以使用SSD的，当然支持容量就小些。
Hadoop...
Multiple glibc libraries on a single host
...he pieces is ld-linux.so.2, and it must match libc.so.6, or you'll see the errors you are seeing.
The absolute path to ld-linux.so.2 is hard-coded into the executable at link time, and can not be easily changed after the link is done.
To build an executable that will work with the new glibc, do th...
Read an Excel file directly from a R script
...ta (i.e., not comma-formatted numbers, dates, formulas with divide-by-zero errors, missing values, etc. etc. ..) I generally have no problem with this process.
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PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL
...d to a database that I created (i.e. not a system database), it says this: ERROR: cannot reassign ownership of objects owned by role postgres because they are required by the database system
– thnee
Mar 8 '13 at 23:19
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Grouping functions (tapply, by, aggregate) and the *apply family
...so you will end up with either the exact expected output or an informative error. On the other hand, sapply will try to simplify the output following rules that aren't always obvious, and fall back to a list otherwise. For instance, try to predict the type of output this will produce: sapply(list(1:...
Global variables in Java
...ou sell your app this will happen sooner or later and you keep looking for error everywhere but not there....
– user387184
Nov 5 '11 at 19:55
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