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How to check if a variable exists in a FreeMarker template?
...ich 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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What does -save-dev mean in npm install grunt --save-dev
...v: Package will appear in your devDependencies.
According to the npm install docs.
If someone is planning on downloading and using your module in their program, then they probably don't want or need to download and build the external test or documentation framework that you use.
In other wor...
Should I use the Reply-To header when sending emails as a service to others?
Suppose we have an application that acts as a middleman, allowing Company A to send reports to their customers.
3 Answers
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How to do stateless (session-less) & cookie-less authentication?
...ry request to authenticate the user. This, in my opinion, is unsafe, especially if the application isn't single page. It is also not scalable, especially if you want to add authorization to your app in addition to authentication in the future (although I guess you could build something based on logi...
Paste multiple times
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Clever. 'p' to paste, 'gv' to re-select what was originally selected. 'y' to copy it again.
– Amjith
Aug 23 '11 at 21:17
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Integer division: How do you produce a double?
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Widening primitive conversions do not
lose information about the overall
magnitude of a numeric value.
[...]
Conversion of an int or a long value
to float, or of a long value to
double, may result in loss of
precision-that is, the result may lose
some of the least significa...
What is the difference between object keys with quotes and without quotes?
...xchange format does require double quotes around identifiers (and does not allow single quotes).
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How can I send large messages with Kafka (over 15MB)?
...tried to set message.max.bytes to 40 MB, but I still get the exception. Small messages worked without problems.
7 Answers
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Git - working on wrong branch - how to copy changes to existing topic branch
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Sounds like all you need is the following:
git stash
git checkout branch123
git stash apply
Then you should be back on your own branch without touching the master branch.
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returning a Void object
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then what is the generically correct way to achieve a return type of void?
– Robert
Mar 9 '10 at 11:40
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