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How to add image to canvas
... you are loading the image first after the canvas has already been created then the canvas won't be able to pass all the image data to draw the image. So you need to first load all the data that came with the image and then you can use drawImage()
...
Sending “User-agent” using Requests library in Python
...headers, so you'd want to do the following to preserve default headers and then add your own to them.
import requests
url = 'SOME URL'
# Get a copy of the default headers that requests would use
headers = requests.utils.default_headers()
# Update the headers with your custom ones
# You don't hav...
Can't use Swift classes inside Objective-C
... Standard Libraries : YES
Install Objective-C Compatibility Header : YES
Then clean the project and build once, after build succeed (it should probably) import below header file in your objective-c class .m file
#import "YourProjectName-Swift.h"
Boooom!
...
Visual Studio can't build due to rc.exe
...lem:
1) go to C:\Program Files (x86)\Microsoft SDKs\Windows\v7.1A\Bin
2) then copy RC.exe and RcDll from this file
3) go to C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\bin and paste the two files you have copied into it.
I had the same problem, and the above posted solution did not w...
How do I get the row count of a pandas DataFrame?
...
Suppose df is your dataframe then:
count_row = df.shape[0] # gives number of row count
count_col = df.shape[1] # gives number of col count
Or, more succinctly,
r, c = df.shape
...
How to detect when facebook's FB.init is complete
...B init critical code
};
If you want exact replacement of FB.ensureInit then you would have to write something on your own as there is no official replacement (big mistake imo). Here is what I use:
window.fbAsyncInit = function() {
FB.init({
appId : '<?php echo $conf['fb']['appid...
How to create arguments for a Dapper query dynamically
...arameters();
foreach(var pair in args) dbArgs.Add(pair.Key, pair.Value);
Then pass dbArgs in place of args:
var stuff = connection.Query<ExtractionRecord>(query, dbArgs);
Alternatively, you can write your own class that implements IDynamicParameters.
Note that if you are starting from an...
What are the differences between BDD frameworks for Java? [closed]
...It uses plain text files to store specifications. Every step (Given, When, Then) is then executed by a certain method which can extract parameters from the step. Scenarios can be indented and well formatted which helps a lot if clients want to verify them.
There are some problems, too. We have swit...
What does the “@” symbol mean in reference to lists in Haskell?
...ally works for any constructor; if you have data Tree a = Tree a [Tree a], then t@(Tree _ kids) gives you access to both the tree and its children.
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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
...tabase with minimal consequences?
If you answered the first question yes, then you want to use Jim's solution
If you answered the second question yes, then you want to use Daniel's solution
If you answered no to both questions, you're probably better off adding and running a new migration.
clas...