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Finding the index of elements based on a condition using python list comprehension
...ross a need for this in a script/function/class. It's more for interactive testing of a class I am writing.
– Lee
Sep 1 '11 at 13:30
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Source code highlighting in LaTeX
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This can be typeset using the following command:
xelatex -shell-escape test.tex
(But minted also works with latex and pdflatex …)
minted.sty works similar to texments.sty but allows additional features.
How to get it
minted is listed on CTAN (package info)
documentation is of course incl...
How do I use Node.js Crypto to create a HMAC-SHA1 hash?
...pdate(text);
hash = hmac.digest('hex');
console.log("Method 2: ", hash);
Tested on node v6.2.2 and v7.7.2
See https://nodejs.org/api/crypto.html#crypto_class_hmac. Gives more examples for using the streaming approach.
sha...
MySQL: How to copy rows, but change a few fields?
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I tested with different MySQL and MariaDB versions. Works perfect for me and I prefer this version to the accepted answer, which actually happens quite often here :)
– hexerei software
Mar...
Accessing members of items in a JSONArray with Java
...ava8 Stream API.
import org.json.JSONArray;
import org.json.JSONObject;
@Test
public void access_org_JsonArray() {
//Given: array
JSONArray jsonArray = new JSONArray(Arrays.asList(new JSONObject(
new HashMap() {{
put("a", 100);
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How should I read a file line-by-line in Python?
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f = open('test.txt','r')
for line in f.xreadlines():
print line
f.close()
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What is the difference between decodeURIComponent and decodeURI?
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As I had the same question, but didn't find the answer here, I made some tests in order to figure out what the difference actually is.
I did this, since I need the encoding for something, which is not URL/URI related.
encodeURIComponent("A") returns "A", it does not encode "A" to "%41"
decodeURI...
What is “X-Content-Type-Options=nosniff”?
I am doing some penetration testing on my localhost with OWASP ZAP, and it keeps reporting this message:
5 Answers
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Why do Twitter Bootstrap tables always have 100% width?
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<table style="width: auto;" ... works fine. Tested in Chrome 38 , IE 11 and Firefox 34.
jsfiddle : http://jsfiddle.net/rpaul/taqodr8o/
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What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
...ns. (Running different versions on different machines could lead to broken tests, etc.) You shouldn't ever have to directly edit the lock file.
Check out Bundler's Purpose and Rationale, specifically the Checking Your Code into Version Control section.
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