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django template display item value or empty string
...e string if the variable evaluates to False, ie empty strings, empty lists etc
{{ item.somefield|default_if_none:"" }}
{{ item.somefield|default:"" }}
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How do you comment out code in PowerShell?
...e: Send-MailMessage -To bob@bob.com #This is a comment -Subject "Help Me!" etc.
– CitizenRon
May 25 '17 at 20:05
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Can I extend a class using more than 1 class in PHP?
...nd exactly the reason why many languages disallow multiple inheritance: in order to prevent "spaghetti inheritance", i.e. extending 3 classes because each has a method you need, and ending up with a class that inherits 100 method and 20 fields, yet only ever uses 5 of them.
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Catch All Bugs with BugTrap! - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
... from my own library: collection classes, IO streams, built-in XML parser, etc. BugTrap DLL depends on zlib. I have included it in the archive to simplify building.
CrashExplorer depends on STL, Boost and WTL. Both libraries must be pre-installed on your computer.
Thank you!
I appreciate support,...
Link to “pin it” on pinterest without generating a button
...ription}" class="pin-it-button" count-layout="horizontal">
<img border="0" src="//assets.pinterest.com/images/PinExt.png" title="Pin It" />
</a>
If using the JavaScript versions of sharing buttons are ruining your page load times, you can improve your site by using asynchronous ...
try/catch versus throws Exception
...) Thrown exceptions
3) Side effects (i.e changes in the heap, file system etc)
In this case, the first method propagates any exception, while the second throws no checked exception, and swallows most of the unchecked exceptions as well, so the behavior IS different.
However, if you guarantee that...
Extending from two classes
...terface Foo and Bar both had the same functions, you would need to have an order of precedence. Explicitly extending your class would force you to make those decisions up front. Still, Excellent option :) +1
– The Lazy Coder
May 27 '17 at 20:36
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Aborting a shell script if any command returns a non-zero value?
...ason, including a normal end, interrupts, an exit caused by the -e option, etc.
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How do I force Sublime Text to indent two spaces per tab?
...anges to the Default Settings will be overwritten by Sublime Text updates, etc. Changes to the User Settings will not be overwritten.
– James Chevalier
Mar 17 '14 at 20:57
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Classes residing in App_Code is not accessible
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