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How do I capture the output into a variable from an external process in PowerShell?
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I don't understand what is happening here and cannot get it to work. Is "Shell" a powershell keyword? So we don't actually use the Start-Process cmdlet? Can you please give a concrete example please (i.e. replace "Shell" and/or "command" with a...
How do you tell if caps lock is on using JavaScript?
...during the capturing phase in browsers that support that, but it seems somewhat pointless to as it won't work on all browsers.
I can't think of any other way of actually detecting caps lock status. The check is simple anyway and if non detectable characters were typed, well... then detecting wasn't...
Why are Standard iterator ranges [begin, end) instead of [begin, end]?
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@KrazyGlew: Your last point is somewhat off-topic, since the sequence {0, 3, 6, ..., 99} is not of the form that the OP asked about. If you wanted it to be thus, you should write a ++-incrementable iterator template step_by<3>, which would then have the ...
Rails migration: t.references with alternative name?
... about not being able to add foreign_key: true to the references lines was what was tripping me up. Adding the add_foreign_key and specifying the column name for those did the trick.
– Matthew Clark
Sep 16 '15 at 16:22
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Why is using “for…in” for array iteration a bad idea?
...JavaScript library...
Array.prototype.foo = 1;
// Now you have no idea what the below code will do.
var a = [1, 2, 3, 4, 5];
for (var x in a){
// Now foo is a part of EVERY array and
// will show up here as a value of 'x'.
console.log(x);
}
/* Will display:
0
1
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How to use regex in String.contains() method in Java
...ntains the words "stores", "store", and "product" in that order, no matter what is in between them.
5 Answers
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Why is Java Vector (and Stack) class considered obsolete or deprecated?
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Vector synchronizes on each individual operation. That's almost never what you want to do.
Generally you want to synchronize a whole sequence of operations. Synchronizing individual operations is both less safe (if you iterate over a Vector, for instance, you still need to take out a lock to a...
How to reload a clojure file in REPL
What is the preferred way of reloading functions defined in a Clojure file without having to restart the REPL. Right now, in order to use the updated file I have to:
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Regex Pattern to Match, Excluding when… / Except between
...pture groups in your code).
Thanks for all the background, zx81... But what's the recipe?
Key Fact
The method returns the match in Group 1 capture. It does not care at
all about the overall match.
In fact, the trick is to match the various contexts we don't want (chaining these contex...
Numpy: find first index of value fast
...y default) then you have to think a bit harder as == is not really safe or what you want for floating point values. Also don't forget that it is a really good idea when using ctypes to type your numpy arrays.
– Brian Larsen
Oct 6 '11 at 17:02
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