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Do you leave parentheses in or out in Ruby? [closed]
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I agree. In php for example I can quickly spot a var by the $ prefix.. in javascript I can reconize a function by the parenthesis(). In Ruby the difference between a var or func (without parenthesis) is not always easy to see.
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What online brokers offer APIs? [closed]
...rokers:
https://www.interactivebrokers.com/en/?f=%2Fen%2Fsoftware%2Fibapi.php
Pinnacle Capital Markets:
http://www.pcmtrading.com/es/technology/api.html
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Mongoose.js: Find user by username LIKE value
... @LenJoseph just in general the ReDoS attack: owasp.org/index.php/…, I'm unaware if mongoose is vulnerable at this point, or if there is any intended functionality to detect ReDoS inputs and sanitize them at the mongoose level.
– Mike Shi
Jun 23 ...
Difference between Eclipse Europa, Helios, Galileo
...d how the names of the last three and the next release are in alphabetical order (Galileo, Helios, Indigo, Juno)? This is probably how they will go in the future, in the same way that Ubuntu release codenames increase alphabetically (note Indigo is not a moon of Jupiter!).
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Reload .profile in bash shell script (in unix)?
...A COMMON MISTAKE AND CAUSES A LOT OF DEVELOPERS TO LOSE A LOT OF TIME.
In order for your changes applied in your script to have effect for the global environment the script has to be run with
.myscript.sh
command.
In order to make sure that you script is not runned in a subshel you can use thi...
Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
...table, similar to mathematical tables of old, using adjustments to the low-order bits to save on transistors.)
The reason why it's available is that it is the initial estimate used by the FPU for the "real" square root algorithm.
There's also an approximate reciprocal instruction, rcp. Both of these...
Passing Data between View Controllers
...controller creates a new (mutable) dictionary and adds it to the array. In order to fill in the row, the controller creates a detail view controller and gives it the new dictionary. The detail view controller fills in the dictionary and returns. The dictionary is already part of the model, so nothin...
Declaring an enum within a class
...owing code snippet, the Color enum is declared within the Car class in order to limit the scope of the enum and to try not to "pollute" the global namespace.
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When should you not use virtual destructors?
...number of some object, it would be worth avoiding all virtual functions in order to save the additional 32 bits per object.
In all other cases, you will save yourself debug misery to make the dtor virtual.
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What is the correct way to create a single-instance WPF application?
... application instance
would receive that notification and process it. In order to do that, I
overrode WndProc in my main form and listened for my custom
notification. When I received that notification I set the form's
TopMost property to true to bring it up on top.
Here is what I ended ...