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How do I alias commands in git?
I saw a screencast where someone had gotten
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CS0120: An object reference is required for the nonstatic field, method, or property 'foo'
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How to split a comma-separated string?
I have a String with an unknown length that looks something like this
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How does one reorder columns in a data frame?
How would one change this input (with the sequence: time, in, out, files):
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Android 4.3 Bluetooth Low Energy unstable
I am currently developing an application that will use Bluetooth Low Energy (testing on the Nexus 4). After getting started with the official BLE APIs in Android 4.3, I have noticed that after I connect a device for the first time I am rarely able to successfully connect to / communicate with that d...
How do HTML parses work if they're not using regexp?
I see questions every day asking how to parse or extract something from some HTML string and the first answer/comment is always "Don't use RegEx to parse HTML, lest you feel the wrath!" (that last part is sometimes omitted).
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How to build an APK file in Eclipse?
When I develop the project using Eclipse , the APK file goes on the emulator. But I want to upload my application to a real device. Is there a tool to build an APK file?
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How to write to an existing excel file without overwriting data (using pandas)?
I use pandas to write to excel file in the following fashion:
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Empty arrays seem to equal true and false at the same time
Empty arrays are true but they're also equal to false.
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Find a pair of elements from an array whose sum equals a given number
Given array of n integers and given a number X, find all the unique pairs of elements (a,b), whose summation is equal to X.
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