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How to check if a variable exists in a FreeMarker template?
I have a Freemarker template which contains a bunch of placeholders for which values are supplied when the template is processed. I want to conditionally include part of the template if the userName variable is supplied, something like:
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How can I move a single directory from a git repository to a new repository whilst maintaining the h
I have inherited a git repository containing multiple projects in separate directories. I'd like to split the repository into new individual repositories, one for each project and then have the master repository contain the projects as submodules. I'd like to do all this whilst maintaining the revis...
Android Preferences: How to load the default values when the user hasn't used the preferences-screen
I am using a PreferenceActivity to let the user set some values.
I am feeding it the xml file with the defined preferences.
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What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
When creating a table in SQLite3, I get confused when confronted with all the possible datatypes which imply similar contents, so could anyone tell me the difference between the following data-types?
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Assign multiple columns using := in data.table, by group
What is the best way to assign to multiple columns using data.table ? For example:
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Create Directory if it doesn't exist with Ruby
I am trying to create a directory with the following code:
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fancybox2 / fancybox causes page to to jump to the top
I have implemented fancybox2 on a dev site.
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What is “point free” style (in Functional Programming)?
A phrase that I've noticed recently is the concept of "point free" style...
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Does .NET have a way to check if List a contains all items in List b?
I have the following method:
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“icon-bar” in twitter bootstrap navigation bar
I cannot understand what the following code means in terms of icon-bar :
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