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Difference between array_map, array_walk and array_filter
... of the former array, as follows:
<?php
$array = array(1, "apples",2, "oranges",3, "plums");
$filtered = array_filter( $array, "ctype_alpha");
var_dump($filtered);
?>
live code here
All numeric values are filtered out of $array, leaving $filtered with only types of fruit.
array_map() als...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
... ,(0.5,0.5,0.5) #gray
,(0.5,0,0) #brown
,(1,0.5,0) #orange
]
import matplotlib.pyplot as plt
import numpy as np
import collections
df = collections.OrderedDict()
df['labels'] = ['GWP100a\n[kgCO2eq]\n\nasedf\nasdf\nadfs','human\n[pts]','ressource\n[pts]']
df...
Why does z-index not work?
...line blocks, except that order-modified document order is used in place of raw
document order, and z-index values other than auto create a stacking context even if position is static.
5.4. Z-axis Ordering: the z-index property
The painting order of grid items is exactly the same as inli...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
... The first point glosses over the fact that MessagePack has raw bytes capability which cannot be represented in JSON. So its just the same as BSON in that regard...
– user172783
Sep 2 '11 at 2:40
...
How do I capture the output into a variable from an external process in PowerShell?
...hen communicating with external programs. There is generally no concept of raw byte data in a PowerShell pipeline. If you want raw byte data returned from an external program, you must shell out to cmd.exe /c (Windows) or sh -c (Unix), save to a file there, then read that file in PowerShell. See thi...
Why does an image captured using camera intent gets rotated on some devices on Android?
... int reqWidth, int reqHeight) {
// Raw height and width of image
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
// Calculate ratios o...
Why doesn't Java allow generic subclasses of Throwable?
...ypes cannot subclass Throwable" but instead "catch clauses must always use raw types".
– Archie
Apr 19 '11 at 16:39
3
...
What does it mean to “program to an interface”?
...a. In Java or C# that means using public properties and methods instead of raw field access. For C that means using functions instead of raw pointers.
EDIT: And with databases it means using views and stored procedures instead of direct table access.
...
How do I join two SQLite tables in my Android application?
...
You need rawQuery method.
Example:
private final String MY_QUERY = "SELECT * FROM table_a a INNER JOIN table_b b ON a.id=b.other_id WHERE b.property_id=?";
db.rawQuery(MY_QUERY, new String[]{String.valueOf(propertyId)});
Use ? bi...
Java generics type erasure: when and what happens?
...in the caller) to check types. The generic objects themselves are just the raw type; the parameterized type is "erased". So, when you create a new Box<Integer>(), there is no information about the Integer class in the Box object.
Angelika Langer's FAQ is the best reference I've seen for Java ...