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Threads vs Processes in Linux
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If a process forks with an open mysql connection, bad things happen, as the socket is shared between two processes. Even if only one process uses the connection, the other stops it from being closed.
– MarkR
Nov 2 '12 ...
What is the difference between Non-Repeatable Read and Phantom Read?
... easy to understand explanation. However I think most databases ( oracle , mysql ) have a default isolation level of Read Committed and probably postgress uses default of repeatable_read
– akila
Nov 12 '19 at 23:44
...
Difference between / and /* in servlet mapping url pattern
...also the empty string URL pattern . This will be invoked when the context root is requested. This is different from the <welcome-file> approach that it isn't invoked when any subfolder is requested. This is most likely the URL pattern you're actually looking for in case you want a "home page ...
Passing current scope to an AngularJS Service
... promises.
To provoke the $apply, you don't need the scope, you can call $rootScope.$apply, as there is no difference calling it in a specific scope or in the root.
Regarding the variable reading, it would be better if you received parameters. But you could also read it from a scope as an object p...
SQL Server SELECT into existing table
...etting an "undeclared variable" error. Though maybe this issue is only for MySQL. The CREATE TABLE ... LIKE .. worked;
– LazerSharks
Jul 7 '13 at 22:35
...
CSS content property: is it possible to insert HTML instead of Text?
...l be relative to your css file's path i.e, if you've got your css file in /root/css/yourFile.css, then a relative funcIRI like yourFile.svg will be pointing to /root/css/yourFile.svg/. But, I think I remember that some earlier UA had a bug and made it relative to the document's baseURI. So the secur...
Abort makefile if variable not set
...an be missed
# in case a file named like `check-defined-...` exists in the root
# directory, e.g. left by an accidental `make -t` invocation.
.PHONY : __check_defined_FORCE
__check_defined_FORCE :
Usage:
foo :|check-defined-BAR
Notice that the check-defined-BAR is listed as the order-only (...
Why is my Git Submodule HEAD detached from master?
...ath>
# <submodule-path> is here path releative to parent repo root
# without starting path separator
$ git config -f .gitmodules submodule.<submodule-path>.branch <branch>
$ git config -f .gitmodules submodule.<submodule-path>.update <rebase|merge>
...
Why does the order in which libraries are linked sometimes cause errors in GCC?
...llowing scenario:
myprog.o - containing main() function, dependent on libmysqlclient
libmysqlclient - static, for the sake of the example (you'd prefer the shared library, of course, as the libmysqlclient is huge); in /usr/local/lib; and dependent on stuff from libz
libz (dynamic)
How do we link...
what's the difference between “hadoop fs” shell commands and “hdfs dfs” shell commands?
...ates to any filesystem like, local or hdfs, How hadoop choose to show HDFS root directory content when I do hadoop fs -ls / ? Also, How can I tell hadoop to show my local root directory content when I run the hadoop fs -ls / command ?
– sgsi
Jan 29 '15 at 22:5...