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.keyCode vs. .which
...nly. your event.wich || ... test for falsy (undefined, null, false, 0, '', etc)
– aMarCruz
May 22 '15 at 11:54
@aMarCr...
Simpler way to put PDB breakpoints in Python code?
...ork alright. Most other 'simple' programmers editors (emacs, sublimetext, etc) should have similar easy ways to do this.
Edit:
I actually have:
au FileType python map <silent> <leader>b oimport pdb; pdb.set_trace()<esc>
au FileType python map <silent> <leader>B Oimpo...
How to profile a bash shell script slow startup?
...another version that can output nanoseconds), do this at the beginning of /etc/bash.bashrc (or wherever you'd like to begin a trace in any Bash script):
PS4='+ $(date "+%s.%N")\011 '
exec 3>&2 2>/tmp/bashstart.$$.log
set -x
add
set +x
exec 2>&3 3>&-
at the end of ~/.bas...
Automatic Retina images for web sites
...bsite is designed, what kind of technology your typical visitors are using etc. Note that retina displays are not limited to the Macbook Pro Retina and the coming iMacs, but also include mobile devices, which may have their own needs.
The problem is also closely related to images in responsive desi...
How can I use interface as a C# generic type constraint?
...
{
SomeClass<IMyInterface> myMember; // or a property, method, etc.
}
Basically this involves scanning all types, inheritance, members, parameters, etc, etc, etc. If a type is a generic type and has a constraint, we check the constraint; if it's an array, we check the element type.
A...
Putty: Getting Server refused our key Error
...
@user1046647 LogLevel is defined in /etc/ssh/sshd_config. The default log is /var/log/auth.log unless defined otherwise in sshd_config.
– Axel Kemper
Feb 8 '15 at 15:10
...
Just what is Java EE really? [closed]
...scanned only once for all your classes instead of every library (EJB, JPA, etc) doing this scanning over and over itself. Also because of that, CDI annotations can be applied to EJB beans and JPA entity managers can be injected into them.
Why do I need something massive as JBoss just to compile sim...
HTTP headers in Websockets client API
... used, client IP encoded in ticket matches, timestamp in ticket is recent, etc). Here is a summary of WebSocket security information: https://devcenter.heroku.com/articles/websocket-security
Basic authentication was formerly an option but this has been deprecated and modern browsers don't send the ...
What is the difference between SQL, PL-SQL and T-SQL?
... management systems: SQL Server, Oracle, MySQL, PostgreSQL, DB2, Informix, etc.
PL/SQL is a proprietary procedural language used by Oracle
PL/pgSQL is a procedural language used by PostgreSQL
TSQL is a proprietary procedural language used by Microsoft in SQL Server.
Procedural languages are design...
postgresql port confusion 5433 or 5432?
...
/etc/services is only advisory, it's a listing of well-known ports. It doesn't mean that anything is actually running on that port or that the named service will run on that port.
In PostgreSQL's case it's typical to use port...