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JavaScript: Class.method vs. Class.prototype.method
...ampleClass();
someInstance.method('Called from instance');
// >> error! `someInstance.method is not a function`
With same code, if .prototype is added,
ExampleClass.prototype.method = function(customString){
console.log((customString !== undefined)?
...
How do I use shell variables in an awk script?
...r
Line one This is line two
echo "$var"
Line one
This is line two
Other errors you can get without double quote:
variable="line one\nline two"
awk -v var=$variable 'BEGIN {print var}'
awk: cmd. line:1: one\nline
awk: cmd. line:1: ^ backslash not last character on line
awk: cmd. line:1: one\nl...
Is 1.0 a valid output from std::generate_canonical?
...tter than another e.g. performance, behavior in edge cases, helpfulness of error messages.
– ecatmur
Sep 4 '14 at 20:09
2
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SET NOCOUNT ON usage
...
:) still inaccurate about SET NOCOUNT OFF/ON, Error is that second SP do not have SET NOCOUNT OFF; and that is why they think they are not getting extra bytes in response. Accurate benchmark would be to use SET NOCOUNT ON in left and SET NOCOUNT OFF in right stored proce...
Redirecting to URL in Flask
... redirecting to any url. Futhermore, you can abort a request early with an error code with abort:
from flask import abort, Flask, redirect, url_for
app = Flask(__name__)
@app.route('/')
def hello():
return redirect(url_for('hello'))
@app.route('/hello'):
def world:
abort(401)
By defaul...
Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu
...
Seems to be a typo error in that package of gcc. The solution:
mv /usr/include/c++/4.x/i486-linux-gnu /usr/include/c++/4.x/i686-linux-gnu/64
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PHP String to Float
...
Well, if user write 1,00,000 then floatvar will show error. So -
floatval(preg_replace("/[^-0-9\.]/","",$input));
This is much more reliable.
Usage :
$input = '1,03,24,23,434,500.6798633 this';
echo floatval(preg_replace("/[^-0-9\.]/","",$input));
...
How to send a PUT/DELETE request in jQuery?
...g an IIS webserver and the jquery PUT or DELETE requests are returning 404 errors, you will need to enable these verbs in IIS. I've found this to be a good resource: geekswithblogs.net/michelotti/archive/2011/05/28/…
– TimDog
Jan 12 '12 at 21:03
...
“inconsistent use of tabs and spaces in indentation”
... that was giving me the inconsistent use of tabs and spaces in indentation error and select:
view > indentation > convert indentation to spaces
which resolved the issue for me.
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imp...
Xcode: failed to get the task for process
...b ... I mistakenly was choosing Deployment -> iPad and was getting this error. Couldn't figure out why for the life of me, until I realized it, switched it to Development -> iPad and it worked. Duh! :P
– Joel Martinez
Feb 14 '13 at 16:08
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