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How to Update Multiple Array Elements in mongodb
...singular response. You can optionally use .aggregate() to reduce the array content returned in the search result to just those that match the conditions for the update selection:
db.collection.aggregate([
{ "$match": { "events.handled": 1 } },
{ "$project": {
"events": {
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How to find out the number of CPUs using python
I want to know the number of CPUs on the local machine using Python. The result should be user/real as output by time(1) when called with an optimally scaling userspace-only program.
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Android; Check if file m>ex m>ists without creating a new one
I want to check if file m>ex m>ists in my package folder, but I don't want to create a new one.
7 Answers
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How to refer environment variable in POM.xml?
I am using maven as build tool. I have set an environment variable called env . How can I get access to this environment variable's value in the pom.xml file?
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Number of visitors on a specific page
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Go to Behavior > Site Content > All Pages and put your URI into the search box.
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What is the m>ex m>planation for these bizarre JavaScript behaviours mentioned in the 'Wat' talk for Code
The 'Wat' talk for CodeMash 2012 basically points out a few bizarre quirks with Ruby and JavaScript.
5 Answers
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Python CSV error: line contains NULL byte
...rgetFileName, "w", "utf-8") as targetFile:
while True:
contents = sourceFile.read(BLOCKSIZE)
if not contents:
break
targetFile.write(contents)
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update package.json version automatically
Before I do a small release and tag it, I'd like to update the package.json to reflect the new version of the program.
11 A...
How to use a link to call JavaScript?
... with business logic.
Security: Javascript in your HTML like that violates Content Security Policy (CSP). Content Security Policy (CSP) is an added layer of security that helps to detect and mitigate certain types of attacks, including Cross-Site Scripting (XSS) and data injection attacks. These att...
JavaScript console.log causes error: “Synchronous XMLHttpRequest on the main thread is deprecated…”
...pened to me when I was being lazy and included a script tag as part of the content that was being returned. As such:
Partial HTML Content:
<div>
SOME CONTENT HERE
</div>
<script src="/scripts/script.js"></script>
It appears, at least in my case, that if you return HTML...