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Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...s of at least the built–in ECMAScript objects (Object, Function, Number, etc.) and probably some native objects (e.g. functions). It may also have some host objects (such as DOM objects in a browser, or other objects in other host environments).
While built–in and native objects must implement...
How is Math.Pow() implemented in .NET Framework?
...ent("Exp", COMDouble::Exp)
FCFuncElement("Pow", COMDouble::Pow)
// etc..
FCFuncEnd()
Searching for "COMDouble" takes you to clr/src/classlibnative/float/comfloat.cpp. I'll spare you the code, just have a look for yourself. It basically checks for corner cases, then calls the CRT's version o...
How to store int[] array in application Settings
...s also another solution - requires a bit of manual editing of the settings file, but afterwards works fine in VS environment and in the code. And requires no additional functions or wrappers.
The thing is, that VS allows to serialize int[] type by default in the settings file - it just doesn't allo...
Disable HttpClient logging
...ng library to use
You can do this by creating a commons-logging.properties file as per these instructions
The steps you want to follow to configure the commons-httpclient logging are
Decide which underlying logging framework you want to use. There are a number of choices, but probably log4j or jav...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
...
remove this file from your device
/mnt/secure/asec/smdl2tmp1.asec
Edit/Update by Mathias Conradt (OP):
If you don't have root access, you need to mount the sdcard and remove it via pc:
/.android_secure/smdl2tmp1.asec
...
What does Python's eval() do?
...have python run it as code. So for example: eval("__import__('os').remove('file')").
– BYS2
Feb 21 '12 at 19:24
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Checkout multiple git repos into same Jenkins workspace
...kspace" directory where you want to copy the project to. You could map the filesystem of my development computer.
The "second advanced menu" doesn't exist anymore, instead what needs to be done is use the "Add" button (on the "Additional Behaviours" section), and choose "Check out to a sub-directo...
What is the difference between 'my' and 'our' in Perl?
...ors. Since Perl 5.6, it has replaced the obsolete use vars, which was only file-scoped, and not lexically scoped as is our.
For example, the formal, qualified name for variable $x inside package main is $main::x. Declaring our $x allows you to use the bare $x variable without penalty (i.e., without...
How can I explode and trim whitespace?
... this....saved....my...life....I was trying to manipulate a file via fseek to append to the end of a file...once I decided to break it into an array and rewrite the file, I saw that there was extra whitespace being added the whole time... this + implode saved my freaking life..I can g...
How do I declare a namespace in JavaScript?
... @Ryan I meant that everything should be under MyApp, e.g. MyApp.Views.Profile = {} rather than MyApp.users = {} and MyViews.Profile = {}. Not necessarily that there should only be two levels depth.
– alex
May 14 '12 at 23:29
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