大约有 15,630 项符合查询结果（耗时：0.0210秒） [XML]
Is there a way to check if a file is in use?
...access the file before it's been saved back to the filesystem and throw an error: "File in use by another process" .
19 An...
How to access SOAP services from iPhone
...hone SDK. I tried to tweak the sources a bit, but ended up with a bunch of errors I could not resolve
– Gero
Oct 18 '08 at 18:18
add a comment
|
...
pip issue installing almost any library
...l --trusted-host pypi.python.org --upgrade pip
This solved the following error:
Could not fetch URL https://pypi.python.org/simple/pytest-cov/: There was a problem confirming the ssl certificate: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600) - skipping
Could not fin...
MySQL table is marked as crashed and last (automatic?) repair failed
...
I tried above command I get this error Can't create new tempfile: 'xzclf_ads.TMD'
– CryptoMiningPoolSetupYiimp
Jan 12 '12 at 23:26
2
...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
...
I got this error using Java and PostgreSQL doing an insert on a table. I will illustrate how you can reproduce this error:
org.postgresql.util.PSQLException: ERROR:
current transaction is aborted, commands ignored until end of transac...
NGINX: upstream timed out (110: Connection timed out) while reading response header from upstream
... of data for about 25K users and returns it from Riak to the app, I get an error in the Nginx log:
11 Answers
...
Why is extending native objects a bad practice?
...
I prefer someError.stringify() over errors.stringify(someError). It's straightforward and perfectly suits the concept of js. I'm doing something that's specifically bound to a certain ErrorObject.
– buschtoens
...
Creating a copy of a database in PostgreSQL [closed]
...TABASE newdb WITH TEMPLATE originaldb OWNER dbuser;
Still, you may get:
ERROR: source database "originaldb" is being accessed by other users
To disconnect all other users from the database, you can use this query:
SELECT pg_terminate_backend(pg_stat_activity.pid) FROM pg_stat_activity
WHERE ...
How do C++ class members get initialized if I don't do it explicitly?
...e object's class does not have a default constructor, it will be a compile error if you do not explicitly initialize it.
For primitive types (pointers, ints, etc), they are not initialized -- they contain whatever arbitrary junk happened to be at that memory location previously.
For references (e....
Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti
...ind an element in a long list by:
try:
x = my_list[index]
except IndexError:
x = 'NO_ABC'
the try, except is the best option when the index is probably in the list and the IndexError is usually not raised. This way you avoid the need for an extra lookup by if index < len(my_list).
Pyt...