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How to send password securely over HTTP?
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...and "But I have to pay for an SSL certificate!!" is not a valid complaint, since you can get them for $30 these days. Is your data really not worth 30 bucks to protect?
– caf
Oct 18 '09 at 2:08
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How to turn off the Eclipse code formatter for certain sections of Java code?
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Eclipse 3.6 allows you to turn off formatting by placing a special comment, like
// @formatter:off
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// @formatter:on
The on/off features have to be turned "on" in Eclipse preferences: Java > Code Style > Formatter. Click on Edit, Off/O...
How to implement Rate It feature in Android App
...ping an Android App. In which everything is working right. My app is ready to launch. But there I need to implement one more feature. I need to display a popup which contains
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How to add Options Menu to Fragment in Android
I am trying to add an item to the options menu from a group of fragments.
20 Answers
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How to add directory to classpath in an application run profile in IntelliJ IDEA?
I'm trying to add a directory to the classpath of an application run profile
8 Answers
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What is the difference between a port and a socket?
...he endpoint of a specific connection.
There can be concurrent connections to a service endpoint, because a connection is identified by both its local and remote endpoints, allowing traffic to be routed to a specific service instance.
There can only be one listener socket for a given address/port c...
How to make Git “forget” about a file that was tracked but is now in .gitignore?
...itignore will prevent untracked files from being added (without an add -f) to the set of files tracked by git, however git will continue to track any files that are already being tracked.
To stop tracking a file you need to remove it from the index. This can be achieved with this command.
git rm -...
A variable modified inside a while loop is not remembered
In the following program, if I set the variable $foo to the value 1 inside the first if statement, it works in the sense that its value is remembered after the if statement. However, when I set the same variable to the value 2 inside an if which is inside a while statement, it's forgotten af...
Handle file download from ajax post
I have a javascript app that sends ajax POST requests to a certain URL. Response might be a JSON string or it might be a file (as an attachment). I can easily detect Content-Type and Content-Disposition in my ajax call, but once I detect that the response contains a file, how do I offer the client t...
How to set size for local image using knitr for markdown?
I have a local image that I would like to include in an .Rmd file which I will then knit and convert to HTML slides with Pandoc . Per this post , this will insert the local image :
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