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How should I validate an e-mail address?
What's a good technique for validating an e-mail address (e.g. from a user input field) in Android? org.apache.commons.validator.routines.EmailValidator doesn't seem to be available. Are there any other libraries doing this which are included in Android already or would I have to use RegExp?
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How to write file if parent folder doesn't exist?
.... Otherwise it creates all missing directories for you.
This module does what you want: https://npmjs.org/package/writefile . Got it when googling for "writefile mkdirp". This module returns a promise instead of taking a callback, so be sure to read some introduction to promises first. It might ac...
What is your naming convention for stored procedures? [closed]
...g 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 the name of the procedure itself.
The new format is as follows
[App]_[Object]_[Action][Process]
App_Tags_AddTag
App_Tags_AddTagRelations
Ap...
Is there a way to perform “if” in python's lambda
... Sure, but the question was "how do I use if in a lambda?" not "what's the best way to write a lambda that returns True if a number is even?"
– Robert Rossney
Oct 18 '09 at 19:10
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Describe the architecture you use for Java web applications? [closed]
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This is something similar to what we follow in our projects too! In addition JBPM for business workflow. Why no spring I wonder?
– ininprsr
Aug 10 '15 at 6:48
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Print text instead of value from C enum
...r program, and so they are not accessible at runtime.
The only way to get what you want is to write a function yourself that translates the enumeration value into a string. E.g. (assuming here that you move the declaration of enum Days outside of main):
const char* getDayName(enum Days day)
{
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How do I find out what keystore my JVM is using?
...correct way (Why doesn't java know to look within JAVA_HOME?), but this is what I had to do to get it working.
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Do AJAX requests retain PHP Session info?
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indeed, that's what I forgot to do :-)
– sivann
May 16 '12 at 21:57
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Python timedelta in years
... clear "right choice" for year length.
That said, get the difference in whatever units are "natural" (probably seconds) and divide by the ratio between that and years. E.g.
delta_in_days / (365.25)
delta_in_seconds / (365.25*24*60*60)
...or whatever. Stay away from months, since they are eve...
Export and Import all MySQL databases at one time
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What does -r do?
– Luca Reghellin
Aug 3 '18 at 7:19
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