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TypeScript with KnockoutJS
...ld conform to a particular type. When you say x = 'hello' in JS, we don't know if you intended somewhere later in your code to say x = 34. Hance we can infer nothing about the type of x.
– Sten L
Oct 6 '12 at 12:57
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How can I inspect disappearing element in a browser?
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Open console
Type in setTimeout(()=>{debugger;},5000);
Press Enter
Now you have 5 seconds to make your element appears. Once it appeared, wait until the debugger hits. As long as you don't resume, you can play with your element and it won't disappear.
Useful tip to avoid repeating those s...
Capturing Groups From a Grep RegEx
... use grep multiple times within a pipeline to first reduce your line to a known format, and then to extract just the bit you want. (Although tools like cut and sed are far better at this).
Suppose for the sake of argument that your pattern was a bit simpler: [0-9]+_([a-z]+)_ You could extract this ...
How to Test a Concern in Rails
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Works great now. Thanks for pointing me in the right direction and helping me refactor @Russell
– Kyle Decot
May 14 '13 at 13:14
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Python vs Cpython
...OAD_FAST 1 (y)
34 BINARY_ADD
36 RETURN_VALUE
Now, let's have a look at the above code. Lines 1 to 6 are a function definition. In line 8, we import the 'dis' module which can be used to view the intermediate Python bytecode (or you can say, disassembler for Python bytec...
Spring AOP vs AspectJ
... the pointcut captures only public methods that aren't declared as final.
Now, while in Spring AOP the weaving of Aspects will be performed by the container at container start-up, in AspectJ you have to perform this with a post compilation of your code through bytecode modification. For this reason...
How to write one new line in Bitbucket markdown?
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It's now possible to add a forced line break
with two blank spaces at the end of the line:
line1→→
line2
will be formatted as:
line1
line2
share
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Difference between Statement and PreparedStatement
...tement. This design forces you to work against interfaces so you needn't know the specific implementation classes and to avoid unnecessary tight-coupling with such implementation classes. All explained with examples in the Java jdbc docs & Java docs. :)
– Glen Best
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What does curly brackets in the `var { … } = …` statements do?
...and have that variable only "visible" inside that block (JavaScript, until now, has function scope and not block scope as most other languages). So the let is basically a "fix" for something many people have issues with. Note that tihs is a JavaScript 1.7 feature.
Haven't found anything on {Foo}.
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What do the different readystates in XMLHttpRequest mean, and how can I use them?
...al response have been received. Several response members of the object are now available.
LOADING (numeric value 3)
The response entity body is being received.
DONE (numeric value 4)
The data transfer has been completed or something went wrong during the transfer (e.g. infinite r...