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How do I check if a property exists on a dynamic anonymous type in c#?
.... It's a not-uncommon coding convention. Some folks like an "Is" prefix on all boolean properties. Consistency like that can prevent you from having to guess the first few characters of an identifier (after which, Intellisense works), but at the expense of making a little awkward English in cases li...
Print All JVM Flags
...iles. Probably the best reason why there is no one document that describes all options is that some of these options are better left to those who really understand the JVM and the best way to do that is to become intimately familiar with the source code.
So, in the words (almost) of a great master,...
How to delete from a text file, all lines that contain a specific string?
How would I use sed to delete all lines in a text file that contain a specific string?
17 Answers
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JavaScript before leaving the page
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Just a note, if you want to conditionally display a message in onbeforeunload, return false will make the browser show "false" in a dialog. You need to return undefined if you want to let the window close with no user alert.
– Dan Fitch
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How to get Ruby / Homebrew / RVM to work on Yosemite?
After installing Yosemite, I was unable to run brew or ruby.
11 Answers
11
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Closure in Java 7 [closed]
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Do you have a more specific link than the overall blog?
– I82Much
Nov 11 '14 at 4:50
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Get current directory name (without full path) in a Bash script
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No need for basename, and especially no need for a subshell running pwd (which adds an extra, and expensive, fork operation); the shell can do this internally using parameter expansion:
result=${PWD##*/} # to assign to a variable
printf '%s\n' "$...
What is the syntax for an inner join in LINQ to SQL?
...t which has as properties the DealerContact and Dealer records, along with all of their fields.
We can then use fields from those records as we filter and select the results, as demonstrated by the remainder of the example, which uses dc_d as a name for the anonymous object we built which has bot...
Split function equivalent in T-SQL?
...e the case in my instance. The DBA's have locked that feature and will not allow it. Thanks XOR!
– dscarr
Aug 22 '11 at 19:48
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How do I get the value of text input field using JavaScript?
...earchTxt"]').value; selected by name
Method 6:
document.querySelectorAll('selector')[whole_number].value which also uses a CSS selector to select elements, but it returns all elements with that selector as a static Nodelist.
For example, document.querySelectorAll('#searchTxt')[0].value; ...