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What is the purpose of the -m switch?
... command line (e.g., python <filename>). All python interpreters can convert modulenames to filenames by following same few, well-defined rules. These rules hinge on the sys.path variable. By altering this variable one can change how Python resolves modulenames into filenames (for more on how ...
How to plot two columns of a pandas data frame using points?
...e of a column of Timestamp values with millisecond precision. In trying to convert the objects to datetime64 type, I also discovered a nasty issue: < Pandas gives incorrect result when asking if Timestamp column values have attr astype >.
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node.js execute system command synchronously
...sion 0.12 - so for a while) supports execSync:
child_process.execSync(command[, options])
You can now directly do this:
const execSync = require('child_process').execSync;
code = execSync('node -v');
and it'll do what you expect. (Defaults to pipe the i/o results to the parent process). Note t...
Memory address of variables in Java
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That is the class name and System.identityHashCode() separated by the '@' character. What the identity hash code represents is implementation-specific. It often is the initial memory address of the object, but the object can be moved in memory by t...
Java: function for arrays like PHP's join()?
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If you were looking for what to use in android, it is:
String android.text.TextUtils.join(CharSequence delimiter, Object[] tokens)
for example:
String joined = TextUtils.join(";", MyStringArray);
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How can I do a case insensitive string comparison?
... method to test whether two strings are equal.
Use the String.Compare and String.CompareTo methods to sort strings, not to check for equality.
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Read error response body in Java
...etInputStream() will throw an IO Exception. You should catch the exception and read from error stream using getErrorStream(). This seems to be a better approach than checking on httpresponse code.
– Sudarshan Bhat
Aug 20 '12 at 12:04
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Precision String Format Specifier In Swift
... This is unnecessarily complicated. realityone's answer works and is much more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
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How can I catch a 404?
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lol @ being the IDisposable police and giving everyone a -1 for not wrapping the response in a using block.
– Rich
Jan 27 '10 at 18:32
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How to compare arrays in C#? [duplicate]
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Great answer, and I know it's a little late, but that could be simplified to this: bool isEqual = target1.SequenceEqual(target2);
– Connie Hilarides
Mar 16 '14 at 7:57
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