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Download data url file
I'm playing with the idea of making a completely JavaScript-based zip/unzip utility that anyone can access from a browser. They can just drag their zip directly into the browser and it'll let them download all the files within. They can also create new zip files by dragging individual files in.
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From io.Reader to string in Go
...
EDIT:
Since 1.10, strings.Builder exists. Example:
buf := new(strings.Builder)
n, err := io.Copy(buf, r)
// check errors
fmt.Println(buf.String())
OUTDATED INFORMATION BELOW
The short answer is that it it will not be eff...
How to check Oracle database for long running queries
...:-
select S.USERNAME, s.sid, s.osuser, t.sql_id, sql_text
from v$sqltext_with_newlines t,V$SESSION s
where t.address =s.sql_address
and t.hash_value = s.sql_hash_value
and s.status = 'ACTIVE'
and s.username <> 'SYSTEM'
order by s.sid,t.piece
/
This shows locks. Sometimes things are going s...
C++ catching all exceptions
... // ...
} catch (...) {
// ...
}
will catch all C++ exceptions, but it should be considered bad design. You can use c++11's new current_exception mechanism, but if you don't have the ability to use c++11 (legacy code systems requiring a rewrite), then you have no named exception pointer to u...
Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test
...ays now looking for a fix to this issue, but I cannot seem to find and fix it on my own, mainly because I am so new to both Maven and PlayN so I'm not entirely sure at what I'm looking at exactly. But, it is clearly fizzing up at building the core. Seems it can't download an "artifact filter", and...
Redis: Show database size/size for keys
...e much insight... So any tools/ideas that give me more information when monitoring the redis server would be appreciated.
8...
Return index of greatest value in an array
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This is probably the best way, since it’s reliable and works on old browsers:
function indexOfMax(arr) {
if (arr.length === 0) {
return -1;
}
var max = arr[0];
var maxIndex = 0;
for (var i = 1; i < arr.length; i++) {
i...
How to find out how many lines of code there are in an Xcode project?
...follow
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jan 5 '10 at 1:47
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Difference between Java Enumeration and Iterator
...xact difference between these two interfaces? Does Enumeration have benefits over using Iterator ? If anyone could elaborate, a reference article would be appreciated.
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Remove all special characters, punctuation and spaces from string
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This can be done without regex:
>>> string = "Special $#! characters spaces 888323"
>>> ''.join(e for e in string if e.isalnum())
'Specialcharactersspaces888323'
You can use str.isalnum:
S.isalnum() -> bool
Return ...