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Purpose of returning by const value? [duplicate]
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In the hypothetical situation where you could perform a potentially em>x m>pensive non-const operation on an object, returning by const-value prevents you from accidentally calling this operation on a temporary. Imagine that + returned a non-const value, and you could write:
(a + b).em>x m>pensive();
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Default behavior of “git push” without a branch specified
...when the other branches are not yet ready to be pushed out
Command line em>x m>amples:
To view the current configuration:
git config --global push.default
To set a new configuration:
git config --global push.default current
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Performance differences between debug and release builds
...d code so difficult. And giving the volatile keyword a meaning.
Array indem>x m> checking elimination. An important optimization when working with arrays (all .NET collection classes use an array internally). When the JIT compiler can verify that a loop never indem>x m>es an array out of bounds then it wil...
Inserting string at position m>x m> of another string
...al: As a prototype method of String
The following can be used to splice tem>x m>t within another string at a desired indem>x m>, with an optional removeCount parameter.
if (String.prototype.splice === undefined) {
/**
* Splices tem>x m>t within a string.
* @param {int} offset The position to inser...
Retrieve database or any other file from the Internal Storage using run-as
...atabases/file from an Android 5.1+ device run the following command:
adb em>x m>ec-out run-as debuggable.app.package.name cat databases/file > file
To download multiple files in a folder under the /data/data/debuggable.app.package.name/ at once - use tar:
adb em>x m>ec-out run-as debuggable.app.package...
How do I convert a numpy array to (and display) an image?
... You create array with size (w,h,3), but it should be (h,w,3), because indem>x m>ing in PIL differs from indem>x m>ing in numpy. There is related question: stackoverflow.com/questions/33725237/…
– fdermishin
Dec 6 '15 at 18:57
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How to sort objects by multiple keys in Python?
...comparer)
You can call it like this:
b = [{u'TOT_PTS_Misc': u'Utley, Alem>x m>', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Russo, Brandon', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Chappell, Justin', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Foster, Toney', u'Total_Points': 80.0}...
What's the mam>x m>imum value for an int in PHP?
...he PHP manual:
The size of an integer is
platform-dependent, although a mam>x m>imum
value of about two billion is the
usual value (that's 32 bits signed).
PHP does not support unsigned
integers. Integer size can be
determined using the constant
PHP_INT_SIZE, and mam>x m>imum value using
the constant PHP_INT...
What does !! mean in ruby?
...legitimately is preventing a huge chunk of data from being returned. For em>x m>ample you probably don't want to return 3MB of image data in your has_image? method, or you may not want to return your entire user object in the logged_in? method. Using !! converts these objects to a simple true/false.
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How to grant permission to users for a directory using command line in Windows?
...es that subordinate files will inherit the ACE.
/T = Apply recursively to em>x m>isting files and sub-folders. (OI and CI only apply to new files and sub-folders). Credit: comment by @Alem>x m>Spence.
For complete documentation, you may run "icacls" with no arguments or see the Microsoft documentation here ...