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What is the difference between children and childNodes in JavaScript?
...dNodes.length === 1; // Contains a Text node child.
el.children.length === 0; // No Element children.
Most of the time, you want to use .children because generally you don't want to loop over Text or Comment nodes in your DOM manipulation.
If you do want to manipulate Text nodes, you probably w...
Adjusting Eclipse console size
...do you adjust the maximum lines in the console window? My program outputs 2000 lines of numbers and Eclipse truncates it so therefore I am missing some numbers.
...
Remove the error indicator from a previously-validated EditText widget
...
answered Jan 3 at 4:00
GiboltGibolt
16.4k66 gold badges9696 silver badges7272 bronze badges
...
How to check that a string is an int, but not a double, etc.?
... about using ctype_digit?
From the manual:
<?php
$strings = array('1820.20', '10002', 'wsl!12');
foreach ($strings as $testcase) {
if (ctype_digit($testcase)) {
echo "The string $testcase consists of all digits.\n";
} else {
echo "The string $testcase does not consist of...
Objective-C class -> string like: [NSArray className] -> @“NSArray”
...
306
NSString *name = NSStringFromClass ([NSArray class]);
You can even go back the other way:
Cl...
Plotting a list of (x, y) coordinates in python matplotlib
...er this example:
import numpy as np
import matplotlib.pyplot as plt
N = 50
x = np.random.rand(N)
y = np.random.rand(N)
plt.scatter(x, y)
plt.show()
will produce:
To unpack your data from pairs into lists use zip:
x, y = zip(*li)
So, the one-liner:
plt.scatter(*zip(*li))
...
How can I combine hashes in Perl?
... post on merging hashes
PM Categorical Q&A hash union
Perl Cookbook 5.10. Merging Hashes
websearch://perlfaq "merge two hashes"
websearch://perl merge hash
https://metacpan.org/pod/Hash::Merge
Footnotes
1 * (aka associative-array, aka dictionary)
...
Redirect stdout pipe of child process in Go
...
209
Now I want to have the stdout of the child program in my terminal
window where I started t...
How to change int into int64?
...
answered Oct 30 '12 at 10:51
Denys SéguretDenys Séguret
321k6969 gold badges680680 silver badges668668 bronze badges
...
How do you create an asynchronous method in C#?
...eyword:
private static async Task<DateTime> CountToAsync(int num = 10)
{
for (int i = 0; i < num; i++)
{
await Task.Delay(TimeSpan.FromSeconds(1));
}
return DateTime.Now;
}
If your async method is doing CPU work, you should use Task.Run:
private static async Task<DateTim...