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How do I get current date/time on the Windows command line in a suitable format for usage in a file/

...kens=1-2 delims=/:" %%a in ('time /t') do (set mytime=%%a%%b) echo %mydate%_%mytime% If you prefer the time in 24 hour/military format, you can replace the second FOR line with this: For /f "tokens=1-2 delims=/:" %%a in ("%TIME%") do (set mytime=%%a%%b) C:> .\date.bat 2008-10-14_0642 ...
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Why do you have to call .items() when iterating over a dictionary in Python?

...te over the same items. Implementation-wise they are different operations (__contains__ vs. __iter__). But that little inconsistency would be somewhat confusing and, well, inconsistent. share | impr...
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How do I loop through or enumerate a JavaScript object?

...ach object in javascript (actually a key-value pair) has a property called __proto__ or prototype. This property has a reference to its parent object. An object automatically inherits property from its parent. This is the reason of using hasOwnProperty, which signifies that we're interested in objec...
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Compile time string hashing

...the code snippet: // CRC32 Table (zlib polynomial) static constexpr uint32_t crc_table[256] = { 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L, 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L, 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d0...
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How to assert two list contain the same elements in Python? [duplicate]

...o', 'bar', 'baz'] self.result = ['baz', 'foo', 'bar'] def test_count_eq(self): """Will succeed""" self.assertCountEqual(self.result, self.expected) def test_list_eq(self): """Will fail""" self.assertListEqual(self.result, self.expected) if __name__ ...
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Loop through properties in JavaScript object with Lodash

... var value = myObject.options[key]; } } Edit: the accepted answer (_.forOwn()) should be https://stackoverflow.com/a/21311045/528262 share | improve this answer | fol...
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In practice, what are the main uses for the new “yield from” syntax in Python 3.3?

... etc.""" for i in range(4): yield '<< %s' % i def reader_wrapper(g): # Manually iterate over data produced by reader for v in g: yield v wrap = reader_wrapper(reader()) for i in wrap: print(i) # Result << 0 << 1 << 2 << 3 Instead of ...
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What are the rules about using an underscore in a C++ identifier?

...r parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo occasionally. 5 An...
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How to open, read, and write from serial port in C?

...;string.h> #include <termios.h> #include <unistd.h> int set_interface_attribs (int fd, int speed, int parity) { struct termios tty; if (tcgetattr (fd, &tty) != 0) { error_message ("error %d from tcgetattr", errno); return -1...
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How can I keep Bootstrap popovers alive while being hovered?

...: true, animation: false }) .on("mouseenter", function() { var _this = this; $(this).popover("show"); $(".popover").on("mouseleave", function() { $(_this).popover('hide'); }); }).on("mouseleave", function() { var _this = this; setTimeout(function() { if ...