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How to escape a JSON string to have it in a URL?
...
encodeURIComponent(JSON.stringify(object_to_be_serialised))
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class
...odule ("static") methods:
class String
class << self
def value_of obj
obj.to_s
end
end
end
String.value_of 42 # => "42"
This can also be written as a shorthand:
class String
def self.value_of obj
obj.to_s
end
end
Or even shorter:
def String.value_of obj
...
Range references instead values
...{
field string
}
func main() {
var array [10]MyType
for idx, _ := range array {
array[idx].field = "foo"
}
for _, e := range array {
fmt.Println(e.field)
fmt.Println("--")
}
}
...
Split files using tar, gz, zip, or bzip2 [closed]
...is very close to the content of this answer:
# create archives
$ tar cz my_large_file_1 my_large_file_2 | split -b 1024MiB - myfiles_split.tgz_
# uncompress
$ cat myfiles_split.tgz_* | tar xz
This solution avoids the need to use an intermediate large file when (de)compressing. Use the tar -C opti...
Javascript sort array by two fields
...iot proof - but doesn't seem necessary.
function getSortMethod(){
var _args = Array.prototype.slice.call(arguments);
return function(a, b){
for(var x in _args){
var ax = a[_args[x].substring(1)];
var bx = b[_args[x].substring(1)];
var cx;
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How to update a menu item shown in the ActionBar?
...e-writing the desire text worked without problems:
if (mnuTopMenuActionBar_ != null) {
MenuItem mnuPageIndex = mnuTopMenuActionBar_
.findItem(R.id.menu_magazin_pageOfPage_text);
if (mnuPageIndex != null) {
if (getScreenOrientation() == 1) {
mnuPageIndex.setTitle...
How do I clear only a few specific objects from the workspace?
...
You'll find the answer by typing ?rm
rm(data_1, data_2, data_3)
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How to launch Safari and open URL from iOS app
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@g_fred. Why would he not be able to include a Swift version?
– ericgu
Mar 24 '15 at 13:21
2
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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
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I think you're looking for dispatch_after(). It requires your block to accept no parameters, but you can just let the block capture those variables from your local scope instead.
int parameter1 = 12;
float parameter2 = 144.1;
// Delay execution of my block ...
std::string formatting like sprintf
...rintfs are output correctly. Disabling this link (with a call to cout.sync_with_stdio(false)) causes c++'s streams to outperform stdio, at least as of MSVC10.
– Jimbo
Jan 20 '13 at 21:15
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