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What are the differences between a pointer variable and a reference variable in C++?
...sses, etc. in a manner very similar to pointers. They exist independently from the variables they point to.
– Derek Park
Sep 12 '08 at 23:37
31
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How do I check if a number is a palindrome?
...t number system, being able to add will do (think how you commonly convert from decimal to binary - being used to think computation means binary doesn't mean you can't do, e.g., decimal arithmetic (and you can do conversion from binary to decimal without division or modulo 2).
–...
How to open an elevated cmd using command line for Windows?
... same problem and the only way I was able to open the CMD as administrator from CMD was doing the following:
Open CMD
Write powershell -Command "Start-Process cmd -Verb RunAs" and press Enter
A pop-up window will appear asking to open a CMD as administrator
...
Enums and Constants. Which to use when?
...Red,
Blue
}
Or maybe a set of possible things like:
(Example I stole from here as I'm lazy)
[FlagsAttribute]
enum DistributedChannel
{
None = 0,
Transacted = 1,
Queued = 2,
Encrypted = 4,
Persisted = 16,
FaultTolerant = Transacted | Queued | Persisted
}
Constants should be for a...
How to disable margin-collapsing?
...nt collapse only in the latter case. Also, any value of overflow different from its default (visible) applied to the parent will prevent collapse. Thus, both overflow: auto and overflow: hidden will have the same effect. Perhaps the only difference when using hidden is the unintended consequence of ...
print call stack in C or C++
...urns an array of void * (in fact each of these point to the return address from the corresponding stack frame). To translate these to something of use, there's backtrace_symbols(3).
Pay attention to the notes section in backtrace(3):
The symbol names may be unavailable
without the use of spec...
How to check if character is a letter in Javascript?
... The code only tests whether the character is one of the basic letter from a to z (very few languages are written using only those letters). This is very different from the Java function that was mentioned.
– Jukka K. Korpela
Mar 25 '12 at 19:19
...
How do I calculate the date in JavaScript three months prior to today?
...r! You don't have to install a library! You don't have to copy and paste from stackoverflow! You can develop the code yourself to do precisely what you need!
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How to test chrome extensions?
...egration level testing, unit tests would require you to abstract that away from real pages so that you don't depend on them, likewise with access to localStorage.
If you want to test pages directly, you can orchestrate your extension to open new tabs (chrome.tab.create({"url" : "someurl"}). For ea...
Creating a BLOB from a Base64 string in JavaScript
I have Base64-encoded binary data in a string:
12 Answers
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