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Passing a string with spaces as a function argument in bash
... detailedString="$1"
fieldNumber=$2
# Retrieves Column ${fieldNumber} From The Pipe Delimited ${detailedString}
# And Strips Leading And Trailing Spaces
echo ${detailedString} | awk -F '|' -v VAR=${fieldNumber} '{ print $VAR }' | sed 's/^[ \t]*//;s/[ \t]*$//'
}
while read LINE
do
var1...
When to use an assertion and when to use an exception
...t the harddrive suddenly disappears.
An assertion would stop the program from running, but an exception would let the program continue running.
Note that if(group != null) is not an assertion, that is just a conditional.
...
passport.js RESTful auth
...on, since the service being RESTful isn't allowed to maintain client state from one request to the next. Since the web service is on secure HTTP the password is safely encrypted during transit.
The web service at https://example.com/api receives a bunch of individual requests, each with authenticati...
design a stack such that getMinimum( ) should be O(1)
... has better space in general. We still have the min stack, but we only pop from it when the value we pop from the main stack is equal to the one on the min stack. We only push to the min stack when the value being pushed onto the main stack is less than or equal to the current min value. This allows...
The maximum value for an int type in Go
...
I originally used the code taken from the discussion thread that @nmichaels used in his answer. I now use a slightly different calculation. I've included some comments in case anyone else has the same query as @Arijoon
const (
MinUint uint = 0 ...
What is the best way to do GUIs in Clojure?
...core))
(defn handler
[event]
(alert event
(str "<html>Hello from <b>Clojure</b>. Button "
(.getActionCommand event) " clicked.")))
(-> (frame :title "Hello Swing" :on-close :exit
:content (button :text "Click Me" :listen [:action handler]))
pack!
s...
How do I remove the last comma from a string using PHP?
I am using a loop to get values from my database and my result is like:
11 Answers
11
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How to get a enum value from string in C#?
...L_MACHINE", true);
This code snippet illustrates obtaining an enum value from a string. To convert from a string, you need to use the static Enum.Parse() method, which takes 3 parameters. The first is the type of enum you want to consider. The syntax is the keyword typeof() followed by the name of...
Directory does not exist. Parameter name: directoryVirtualPath
...he stacktrace points you straight to the BundleConfig.RegisterBundles call from Application_Start My +1 goes to @user2465004 's answer instead.
– CrazyPyro
Feb 14 '14 at 19:18
3
...
When should I use Memcache instead of Memcached?
...d is an easy preventive system for stale data. Whenever you pull something from the cache, you can receive with it a cas token (a double number). You can than use that token to save your updated object. If no one else updated the value while your thread was running, the swap will succeed. Otherwise ...