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Chrome Extension - Get DOM content
...on
"browser_action": {
"default_title": "Test",
"default_popup": "index.html"
},
"permissions": [
"activeTab",
"<all_urls>"
]
index.html
<!DOCTYPE html>
<html>
<head></head>
<body>
<button id="test">TEST!</button>
<sc...
AngularJS 1.2 $injector:modulerr
...modulerr] angular':
If you have a mismatch between your app name in your 'index'html' and in your main javascript app definition this can also generate this error.
For example if your HTML looks like this:
</head>
<body ng-app="myWebSite">
<!-- My Web Site -->
...
Alter a MySQL column to be AUTO_INCREMENT
...type (INT in this case). Also, the column you are trying to alter must be indexed (it does not have to be the primary key, but usually that is what you would want). Furthermore, there can only be one AUTO_INCREMENT column for each table. So, you may wish to run the following SQL (if your column i...
How to convert/parse from String to char in java?
...e the .charAt(int) function with Strings to retrieve the char value at any index. If you want to convert the String to a char array, try calling .toCharArray() on the String.
String g = "line";
char c = g.charAt(0); // returns 'l'
char[] c_arr = g.toCharArray(); // returns a length 4 char array ['...
Checking images for similarity with OpenCV
...de to entire research magazines.
I will outline the most common such techniques and their results.
Comparing histograms
One of the simplest & fastest methods. Proposed decades ago as a means to find picture simmilarities. The idea is that a forest will have a lot of green, and a human face a lot...
What's the best way of structuring data on firebase?
... which is extremely useful in this environment are indices. By creating an index of users with certain attributes, I can quickly simulate a SQL query by simply iterating the index:
/users_with_gmail_accounts/uid/email
Now if I want to, say, get messages for gmail users, I can do something like th...
Where is svcutil.exe in Windows 7?
...Windows Search utility looks. You can do this by opening Control Panel->Indexing Options and clicking the Modify button to add additional folders to the Index Locations. (In this case, it appears that "Program Files" or "Program Files (x86)" is not in the current list of your "Included Locations"...
Efficient evaluation of a function at every cell of a NumPy array
...erate on size of array like for ind in range(arr.size), use numpy.unravel_index to get i, j, .. based on your 1D index and shape of array numpy.unravel_index
This answers is inspired by my answer on other question here
sh...
Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
... Ethernet cable)
a laptop (ubuntu)
a Raspberry Pi (I have the Pi2)
Prerequisites on your ubuntu
Install network-manager
$sudo apt-get install network-manager
Install nmap
$sudo apt-get install nmap
Edit Wired connection on your laptop (Ubuntu)
Change IpV4 settings to "Share to other comp...
Copy rows from one Datatable to another DataTable?
...Report.Tables[0].Rows.Add(dr);
dataset1.Tables[1].Rows[0][i]; change the index 0 to your specified row index or you can use a variable if your going to loop or if its going to be logical
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