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Setup RSpec to test a gem (not Rails)
...my_gem ) to setup the structure for the new gem and edit the *.gemspec manually.
I also added s.add_development_dependency "rspec", ">= 2.0.0" to gemspec and did a bundle install .
...
DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
I've been usually installed python packages through pip.
8 Answers
8
...
Detect blocked popup in Chrome
...code I use for cross-browser detection, without the Chrome part.
function _hasPopupBlocker(poppedWindow) {
var result = false;
try {
if (typeof poppedWindow == 'undefined') {
// Safari with popup blocker... leaves the popup window handle undefined
result = t...
C# switch on type [duplicate]
...ype1), out action) action(); instead of searching twice.. (contains & indexers)
– Jeroen van Langen
Mar 10 '15 at 10:51
...
Jade: Links inside a paragraph
...-nowhere.com/'>a link</a> in it</p>
Full working example: index.js (run with nodejs)
var f, jade;
jade = require('jade');
jade.filters.inline = function(txt) {
// simple regex to match links, might be better as parser, but seems overkill
txt = txt.replace(/\[(.+?)\]\((.+?)\)/...
Override setter with arc
...piles down to (ARMv7):
.align 2
.code 16
.thumb_func "-[Article setImageURLString:]"
"-[Article setImageURLString:]":
push {r7, lr}
movw r1, :lower16:(_OBJC_IVAR_$_Article._imageURLString-(LPC7_0+4))
mov r7, sp
movt r1, :up...
ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
...vileges:
CREATE USER 'root'@'ip_address' IDENTIFIED BY 'some_pass';
GRANT ALL PRIVILEGES ON *.* TO 'root'@'ip_address';
If you see %, well then, there's another problem altogether as that is "any remote source". If however you do want any/all systems to connect via root, use the % wildcard to gra...
How are virtual functions and vtable implemented?
...e, it's indeed structure-like. But in other contexts, but the idea of vtbl index is useful (e.g. ActiveX uses it in the way it describes dual interfaces in typelibs), which is a more array-like view.
– puetzk
Aug 2 '18 at 14:12
...
Toggle button using two image on different state
...android:background="@null" and android:drawableRight="@drawable/check". Usually I've found toggle buttons are right-justified. If you need it left-justified, use android:drawableLeft
– Patrick
Jun 1 '15 at 10:39
...
Escape a string for a sed replace pattern
...capes themselves, forward slash for end of statement and & for replace all):
ESCAPED_REPLACE=$(printf '%s\n' "$REPLACE" | sed -e 's/[\/&]/\\&/g')
# Now you can use ESCAPED_REPLACE in the original sed statement
sed "s/KEYWORD/$ESCAPED_REPLACE/g"
If you ever need to escape the KEYWORD s...