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Visual Studio immediate window command for Clear All

... you can use >cls, which is a predefined command alias to >Edit.ClearAll. The MSDN article lists all predefined aliases and you can define your own, too. (For VS 2010 and earlier, custom aliases are described in a separate article, though.) Scanning through, there's a whole slew of them, some...
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Eclipse - Unable to install breakpoint due to missing line number attributes

... The above didn't work for me. I had to click the 'Remove all Breakpoints' icon in the Eclipse > Breakpoints view, then re-add the breakpoints. That worked. – Vik David May 19 '11 at 14:05 ...
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Sending Email in Android using JavaMail API without using the default/built-in app

...net.ssl.SSLSocketFactory"); props.put("mail.smtp.socketFactory.fallback", "false"); props.setProperty("mail.smtp.quitwait", "false"); session = Session.getDefaultInstance(props, this); } protected PasswordAuthentication getPasswordAuthentication()...
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How to set a Django model field's default value to a function call / callable (e.g., a date relative

... to create a field in the class. PRE Django 1.7 Django lets you pass a callable as the default, and it will invoke it each time, just as you want: from datetime import datetime, timedelta class MyModel(models.Model): # default to 1 day from now my_date = models.DateTimeField(default=lambda: ...
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What are the differences between django-tastypie and djangorestframework? [closed]

... EDIT Outdated answer, tastypie is not really maintained anymore. Use Django REST framework if you have to choose a framework to do REST. For an overview about the actual differences between both of them you should read their documentation. They are both more or le...
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How to set up Spark on Windows?

... http://spark.apache.org/docs/latest/building-spark.html Download and install Maven, and set MAVEN_OPTS to the value specified in the guide. But if you're just playing around with Spark, and don't actually need it to run on Windows for any other reason that your own machine is running Windows, I'd...
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How do I use Ruby for shell scripting?

...r, options) rm(list, options) rm_r(list, options) rm_rf(list, options) install(src, dest, mode = <src's>, options) chmod(mode, list, options) chmod_R(mode, list, options) chown(user, group, list, options) chown_R(user, group, list, options) touch(list, options) Which is pretty nice ...
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How do I print the type of a variable in Rust?

...r | = note: expected type `()` found type `{float}` Or call an invalid method: let mut my_number = 32.90; my_number.what_is_this(); error[E0599]: no method named `what_is_this` found for type `{float}` in the current scope --> src/main.rs:3:15 | 3 | my_number.what_is_...
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How to set Python's default version to 3.x on OS X?

...n use command python, which will leaving the alias untouched, and works in all shells. If you launch interpreters more often (I do), you can always create more aliases to add as well, i.e.: alias 2='python2' alias 3='python3' Tip: For scripts, instead of using a shebang like: #!/usr/bin/env p...
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Perl build, unit testing, code coverage: A complete working example

... It took me a while and it also took me taking small snippets from a number of different sources and melting them together, but I think I have a small working example that sufficiently demonstrates to a Perl newbie the Perl build process including unit testing and code cove...