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Android: Storing username and password?
If I want to store the username and password to be used inside an Android application, what is the best way to do it? Is it through the preferences screen (but what if the user misses this?), or pop up a dialog box and ask the user for the credentials? If so, I do have to maintain state for the appl...
How do I temporarily disable triggers in PostgreSQL?
I'm bulk loading data and can re-calculate all trigger modifications much more cheaply after the fact than on a row-by-row basis.
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How does this checkbox recaptcha work and how can I use it?
... your site, yet. I can't find any information on opting into the beta, but if you search for "No CAPTCHA reCAPTCHA beta" you can see a number of people that have mentioned getting the email from Google for them to join.
If you find a place to get into the beta, please share! Otherwise it looks like...
How do I generate random number for each row in a TSQL Select?
I need a different random number for each row in my table. The following seemingly obvious code uses the same random value for each row.
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How can I see what has changed in a file before committing to git?
I've noticed that while working on one or two tickets, if I step away, I'm not sure what I worked on, what changed, etcetera.
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What is the difference between print and puts?
For example in this line of code I wrote, print and puts produce different results.
6 Answers
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How do I call one constructor from another in Java?
...l a constructor from another (within the same class, not from a subclass)? If yes how? And what could be the best way to call another constructor (if there are several ways to do it)?
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Java resource as file
...ould generate data on the fly, based on what resource name it's asked for. If you look at the ClassLoader API (which is basically what the classpath mechanism works through) you'll see there isn't anything to do what you want.
If you know you've actually got a jar file, you could load that with Zip...
Is there a practical use for weak references? [duplicate]
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If you want to keep a reference to something as long as it is used elsewhere e.g. a Listener, you can use a weak reference.
WeakHashMap can be used as a short lived cache of keys to derived data. It can also be used to keep...
Change templates in Xcode
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You wouldn't change the existing templates. In other words, don't modify anything under the /Developer hierarchy (or wherever you installed your developer tools).
Instead, clone the templates you want to have customized variants of. Then change their names and the information in them. Final...