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python generator “send” function purpose?
...sent back to the doStuff() function. Thus the doStuff() can end up looking more or less like a normal procedural function, except it can be doing all sorts of computations & callbacks etc. The alternative before this functionality would be to do something like:
def doStuff():
returnDeferred...
How was the first compiler written?
...lers were written by hand. Those assemblers could then be used to assemble more complicated assemblers, which could then be use to assemble compilers written for higher-level languages, and so on. This process of iteratively writing the tools to simplify the creation of the next set of tools is call...
How to read from standard input in the console?
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How can I add a hint text to WPF textbox?
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You can accomplish this much more easily with a VisualBrush and some triggers in a Style:
<TextBox>
<TextBox.Style>
<Style TargetType="TextBox" xmlns:sys="clr-namespace:System;assembly=mscorlib">
<Style.Resou...
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
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How to use RSpec's should_raise with any kind of exception?
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See the documentation (for RSpec 1 syntax) and RSpec 2 documentation for more.
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Git: How to squash all commits on branch
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How to remove an element from a list by index
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Can we have multiple in same ?
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Yes you can use them, for example I use them to more easily style groups of data, like this:
thead th { width: 100px; border-bottom: solid 1px #ddd; font-weight: bold; }
tbody:nth-child(odd) { background: #f5f5f5; border: solid 1px #ddd; }
tbody:nth-child(even) { b...
Eclipse hangs at the Android SDK Content Loader
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