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How do I step out of a loop with Ruby Pry?
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To exit Pry unconditionally, type
exit-program
Edit from @Nick's comment: Also works:
!!!
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How can I know which parts in the code are never used?
...ay, like written but never read)
the global one: functions that are never called, global objects that are never accessed
For the first kind, a good compiler can help:
-Wunused (GCC, Clang) should warn about unused variables, Clang unused analyzer has even been incremented to warn about variables...
What is the proper way to display the full InnerException?
...ply print exception.ToString() -- that will also include the full text for all the nested InnerExceptions.
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Hide/Show Column in an HTML Table
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I would like to do this without attaching a class to every td
Personally, I would go with the the class-on-each-td/th/col approach. Then you can switch columns on and off using a single write to className on the container, assuming style rules like:
table.hide1 .col1 { display: none; }
table...
CSS endless rotation animation
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Am I correct in understanding this is not theoretically perfect since the non-vendor-prefixed properties should always be last so as not to override standards-compliant behavior? See: css-tricks.com/ordering-css3-properties
– user657199
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How to Sign an Already Compiled Apk
...l files. I've then rebuilt it back up with apktool and when I tried to install it on my device (using adb: adb install appname.apk) it gave me this error:
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Resize svg when window is resized in d3.js
... For example, viewBox forces axis fonts and ticks to scale up/down, potentially looking awkward compared to html text. In contrast, a re-render enables the chart to keep it's labeling a consistent size, plus it provides an opportunity to add or remove ticks.
– Karim Hernandez
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Format XML string to print friendly XML string
... defining the streams. in such way you do not need to close the stream manually and streams will be closed automatically when reaching the end of the using block .
– Vahid Farahmandian
Apr 13 '16 at 12:25
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What does “Object reference not set to an instance of an object” mean? [duplicate]
...hod()
{
}
}
This is a very common error and can occur because of all kinds of reasons. The root cause really depends on the specific scenario that you've encountered.
If you are using an API or invoking methods that may return null then it's important to handle this gracefully. The main m...
Chrome DevTools Devices does not detect device when plugged in
...s://developers.google.com/chrome-developer-tools/docs/remote-debugging
Install Windows USB driver http://developer.samsung.com/android/tools-sdks/Samsung-Android-USB-Driver-for-Windows
Install Android SDK http://developer.android.com/sdk/index.html
Install Android SDK Platform-tools http://developer...