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Importing data from a JSON file into R
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I have had issues converting json to dataframe/csv. For my case I did:
Token <- "245432532532"
source <- "http://......."
header_type <- "applcation/json"
full_token <- paste0("Bearer ", Token)
response <- GET(n_source, add_headers(Authorization = full_token, Accept = h_type), tim...
Authenticate Jenkins CI for Github private repository
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Another option is to use GitHub personal access tokens:
Go to https://github.com/settings/tokens/new
Add repo scope
In Jenkins, add a GitHub source
Use Repository HTTPS URL
Add the HTTPS URL of the git repo (not the SSH one, eg. https://github.com/my-username/my-project....
Releasing memory in Python
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Memory allocated on the heap can be subject to high-water marks. This is complicated by Python's internal optimizations for allocating small objects (PyObject_Malloc) in 4 KiB pools, classed for allocation sizes at multiples of 8 by...
When should I use malloc in C and when don't I?
I understand how malloc() works. My question is, I'll see things like this:
6 Answers
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What should my Objective-C singleton look like? [closed]
...)
{
initialized = YES;
sharedSingleton = [[MySingleton alloc] init];
}
}
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edited Sep 27 '11 at 2:14
js...
What is the opposite of 'parse'? [closed]
...nology, the opposite is "unparse". Specifically, parsing turns a stream of tokens into abstract syntax trees, while unparsing turns abstract syntax trees into a stream of tokens.
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How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
...ary of those articles. First, include these headers:
#define _CRTDBG_MAP_ALLOC
#include <stdlib.h>
#include <crtdbg.h>
Then you need to call this when your program exits:
_CrtDumpMemoryLeaks();
Alternatively, if your program does not exit in the same place every time, you can call...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
...llTableCell"];
if (cell == nil)
{
cell = [[[CallTableCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"CallTableCell"] autorelease];
}
[self fetchedResultsController:[self fetchedResultsControllerForTableView:theTableView] configureCell:cell atIndexPat...
Open new Terminal Tab from command line (Mac OS X)
... for creating a new window instead).
If a command is specified, its first token will be used as the new tab's title.
Sample invocations:
# Get command-line help.
newtab -h
# Simpy open new tab.
newtab
# Open new tab and execute command (quoted parameters are supported).
newtab ls -l "...
Why use pointers? [closed]
...ng "char array" to another variable, that only got a certain limited space allocated. You would most likely end up writing over something else in the memory and cause your program to crash (if you are lucky).
Oh, and if you don't assign a string value to the char array / pointer when you declare it...