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In mongoDb, how do you remove an array element by its index?
...spective. Here is the code:
var update = {};
var key = "ToBePulled_"+ new Date().toString();
update['feedback.'+index] = key;
Venues.update(venueId, {$set: update});
return Venues.update(venueId, {$pull: {feedback: key}});
Hopefully mongo will address this, perhaps by extendin...
URLWithString: returns nil
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Use This Function if you deal with file saved on file manager.
NSURL *_url = [NSURL fileURLWithPath:path];
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How do you set your pythonpath in an already-created virtualenv?
... it restored to its original value on deactivate, you could add
export OLD_PYTHONPATH="$PYTHONPATH"
before the previously mentioned line, and add the following line to your bin/postdeactivate script.
export PYTHONPATH="$OLD_PYTHONPATH"
...
“#include” a text file in a C program as a char[]
...x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c, 0x64, 0x0a
};
unsigned int a_len = 12;
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Regex (grep) for multi-line search needed [duplicate]
...ould be printed; this way it won't do that.
In regexp:
(?s) activate PCRE_DOTALL, which means that . finds any character or newline
\N find anything except newline, even with PCRE_DOTALL activated
.*? find . in non-greedy mode, that is, stops as soon as possible.
^ find start of line
\1 backre...
With ng-bind-html-unsafe removed, how do I inject HTML?
...example, load it from https://ajax.googleapis.com/ajax/libs/angularjs/[LAST_VERSION]/angular-sanitize.min.js
you need to include ngSanitize module on your app
eg: var app = angular.module('myApp', ['ngSanitize']);
you just need to bind with ng-bind-html the original html content. No need to do anyth...
reformat in vim for a nice column layout
...command in visual mode for step #1 is: '<,'>s/"\(\w\+\) \(\w\+\)"/"\1_\2"/g
– Luciano
Aug 11 '15 at 9:38
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How can I remove a flag in C?
....
flags = flags & ~MASK; or flags &= ~MASK;.
Long Answer
ENABLE_WALK = 0 // 00000000
ENABLE_RUN = 1 // 00000001
ENABLE_SHOOT = 2 // 00000010
ENABLE_SHOOTRUN = 3 // 00000011
value = ENABLE_RUN // 00000001
value |= ENABLE_SHOOT // 00000011 or same as ENABLE_SHOOTRUN
W...
Finding child element of parent pure javascript
...ent
4. Then use document.QuerySelectorAll(paret.nodeName.toLowerCase()+"#"_parent.getAttribute("id")+" input " ); if you want input children of the parent node
let parent = document.querySelector("div.classnameofthediv")
let parent_node = parent.nodeName.toLowerCase()
let parent_clas_arr ...
Making text background transparent but not text itself
... answered Sep 25 '13 at 21:44
BL_BL_
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