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Parsing huge logfiles in Node.js - read in line-by-line
...rge files (gbs) line by line using a stream. All the third-party libraries and examples did not suit my needs since they processed the files not line by line (like 1 , 2 , 3 , 4 ..) or read the entire file to memory
The following solution can parse very large files, line by line using stream & ...
html select option separator
...
The disabled option approach seems to look the best and be the best supported. I've also included an example of using the optgroup.
optgroup (this way kinda sucks):
<select>
<optgroup>
<option>First</option>
</optgroup>
...
Can I get the name of the current controller in the view?
... Guides, it says:
The params hash will always contain the :controller and :action keys, but you should use the methods controller_name and action_name instead to access these values
ActionController Parameters
So let's say you have a CSS class active , that should be inserted in any link who...
How to convert a string to integer in C?
... const char **errstr);
EDIT
You might also be interested in strtoumax and strtoimax which are standard functions in C99. For example you could say:
uintmax_t num = strtoumax(s, NULL, 10);
if (num == UINTMAX_MAX && errno == ERANGE)
/* Could not convert. */
Anyway, stay away from a...
Get specific object by id from array of objects in AngularJS
...h. Binary search is clever, sure, but only if the array is already sorted, and in reality is: 1. easy to poorly implement, 2. Harder to read if poorly implemented.
– Ben Lesh
Oct 25 '13 at 14:51
...
项目管理实践【五】自动编译和发布网站【Using Visual Studio with Source ...
...和发布网站【Using Visual Studio with Source Control System to build and publish website automatically】在上一篇教程项目管理实践【三】每日构建【Daily Build Using CruiseControl NET and MSBuild】中，我们讲解了如何使用CCNET+MSBuild 在上一篇教程项目管理...
Setting different color for each series in scatter plot on matplotlib
...
I don't know what you mean by 'manually'. You can choose a colourmap and make a colour array easily enough:
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.cm as cm
x = np.arange(10)
ys = [i+x+(i*x)**2 for i in range(10)]
colors = cm.rainbow(np.linspace(0, 1, len(ys)))
f...
How to extract the decision rules from scikit-learn decision-tree?
...e output for a tree that is trying to return its input, a number between 0 and 10.
def tree(f0):
if f0 <= 6.0:
if f0 <= 1.5:
return [[ 0.]]
else: # if f0 > 1.5
if f0 <= 4.5:
if f0 <= 3.5:
return [[ 3.]]
else: # if f0 > 3.5
...
How can I check in a Bash script if my local Git repository has changes?
...u're doing will almost work: you should quote $CHANGED in case it's empty, and -z tests for empty, which means no changes. What you meant was:
if [ -n "$CHANGED" ]; then
VN="$VN-mod"
fi
A quote from Git's GIT-VERSION-GEN:
git update-index -q --refresh
test -z "$(git diff-index --name-only HE...
Java LinkedHashMap get first or last entry
...ions has its own LinkedMap implementation, which has methods like firstKey and lastKey, which do what you're looking for. The interface is considerably richer.
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