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How do I create a MongoDB dump of my database?
...ump:
$ ./mongodump --host prod.example.com
connected to: prod.example.com
all dbs
DATABASE: log to dump/log
log.errors to dump/log/errors.bson
713 objects
log.analytics to dump/log/analytics.bson
234810 objects
DATABASE: blog to dump/blog
...
Command to remove all npm modules globally?
Is there a command to remove all global npm modules? If not, what do you suggest?
24 Answers
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Docker: adding a file from a parent directory
...ce it tries to do it from its same directory (tbh, just what one would normally expect). Is there any way to do the same trick in Docker Hub?
– Marcel Hernandez
Mar 25 '16 at 20:31
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Get PHP class property by string
How do I get a property in a PHP based on a string? I'll call it magic . So what is magic ?
12 Answers
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How do I return the response from an asynchronous call?
...nt, return result;, is executed before the function you passed as success callback was even called.
Here is an analogy which hopefully makes the difference between synchronous and asynchronous flow clearer:
Synchronous
Imagine you make a phone call to a friend and ask him to look something up for yo...
Validation failed for one or more entities while saving changes to SQL Server Database using Entity
...
You can extract all the information from the DbEntityValidationException with the following code (you need to add the namespaces: System.Data.Entity.Validation and System.Diagnostics to your using list):
catch (DbEntityValidationException d...
Double negation (!!) in javascript - what is the purpose? [duplicate]
...ue
null to true
+0 to true
-0 to true
'' to true
NaN to true
false to true
All other expressions to false
Then the other ! negates it again. A concise cast to boolean, exactly equivalent to ToBoolean simply because ! is defined as its negation. It’s unnecessary here, though, because it’s only ...
How to search a Git repository by commit message?
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To search the commit log (across all branches) for the given text:
git log --all --grep='Build 0051'
To search the actual content of commits through a repo's history, use:
git grep 'Build 0051' $(git rev-list --all)
to show all instances of the given t...
How to add texture to fill colors in ggplot2
...: make the border on one bar darker than the others using R
EDIT: I've finally found time to give a brief example of this hack that allows at least 3 types of basic pattern in ggplot2. The code:
Example.Data<- data.frame(matrix(vector(), 0, 3, dimnames=list(c(), c("Value", "Variable", "Fill")))...
Close Window from ViewModel
Im creating a Login using a window control to allow a user to login into a WPF application that I am creating.
17 Answ...