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How do I set $PATH such that `ssh user@host command` works?
...work connection". This works on RHEL, but not on Archlinux. I had to edit /etc/environment to change the default PATH
– basin
Apr 24 '13 at 4:22
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What is the basic difference between the Factory and Abstract Factory Design Patterns? [closed]
... pattern, you produce instances of implementations (Apple, Banana, Cherry, etc.) of a particular interface -- say, IFruit.
With the Abstract Factory pattern, you provide a way for anyone to provide their own factory. This allows your warehouse to be either an IFruitFactory or an IJuiceFactory, with...
Warn user before leaving web page with unsaved changes
...ecko + IE
return confirmationMessage; //Gecko + Webkit, Safari, Chrome etc.
});
The problem with this approach is that submitting a form is also firing the unload event. This is fixed easily by adding the a flag that you're submitting a form:
var formSubmitting = false;
var setFormSubmitting ...
What is your naming convention for stored procedures? [closed]
...o search 50 odd Add procedures for the Product add, and 50 odd for the Get etc.
Because of this in my new application I'm planning on grouping procedure names by object, I'm also dropping the usp as I feel it is somewhat redundant, other than to tell me its a procedure, something I can deduct from ...
Dynamic variable names in Bash
..." # outputs “lolilol”
echo "${!name%lol}" # outputs “loli”
# etc.
Unfortunately, there is no counterpart syntax for modifying the aliased variable. Instead, you can achieve assignment with one of the following tricks.
1a. Assigning with eval
eval is evil, but is also the simplest and ...
What are the differences between Helper and Utility classes?
...becoming useless. Examples: Vector3, RandomNumberGenerator, StringMatcher, etc...
A "helper" seems to be any class whose design is to aid another class. These may or may not depend on your project. If you're creating a GameNetworkClient class, you could say the GameNetworkConnection class is a 'he...
Advantages of std::for_each over for loop
... your mind to the rest of the STL-algorithms, like find_if, sort, replace, etc and these won't look so strange anymore. This can be a huge win.
Update 1:
Most importantly, it helps you go beyond for_each vs. for-loops like that's all there is, and look at the other STL-alogs, like find / sort / pa...
MySQL: Large VARCHAR vs. TEXT?
... If all the columns are short and predictable (ex: MAC address, IMEI, etc... are things that never change) then use CHAR columns and you can make your row size fixed, which should speed things up considerably if using MyISAM, possibly also InnoDb although I am not sure about it.
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How do I start a process from C#?
...d the following in my own program.
Process.Start("http://www.google.com/etc/etc/test.txt")
It's a bit basic, but it does the job for me.
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Conventions for exceptions or error codes
...tion can then contain code to check whether the file exists, or is locked, etc)
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