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What is a CSRF token ? What is its importance and how does it work?
...esn’t distinguish
between POST and GET requests (e.g. in PHP by using $_REQUEST instead
of $_POST). Don’t do that! Data altering requests could be submitted
as easy as <img src="http://a.com/tweet?tweet=This+is+really+bad">,
embedded in a malicious website or even an email.
Ho...
How to pass a view's onClick event to its parent on Android?
... You should set it to android:inputType="none"
– AZ_
May 19 at 11:35
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Extract a dplyr tbl column as a vector
...ge:base':
#>
#> intersect, setdiff, setequal, union
db <- src_sqlite(tempfile(), create = TRUE)
iris2 <- copy_to(db, iris)
vec <- pull(iris2, Species)
head(vec)
#> [1] "setosa" "setosa" "setosa" "setosa" "setosa" "setosa"
...
How to randomize (or permute) a dataframe rowwise and columnwise?
... this method will maintain the row.names?
– tumultous_rooster
Nov 30 '13 at 1:19
Any reason for using = over the stand...
Is it possible to preview stash contents in git?
.... git stash list will show all the available.
– brita_
Jul 18 '14 at 21:13
7
If you are using Pow...
Remove CSS class from element with JavaScript (no jQuery) [duplicate]
...he latest version of most modern browsers:
ELEMENT.classList.remove("CLASS_NAME");
remove.onclick = () => {
const el = document.querySelector('#el');
if (el.classList.contains("red")) {
el.classList.remove("red");
}
}
.red {
background: red
}
<div id='el' class="r...
overlay opaque div over youtube iframe
...text/html" width="520" height="330" src="http://www.youtube.com/embed/NWHfY_lvKIQ?wmode=opaque" frameborder="0"></iframe>
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How to check if a symlink exists
... difference between -L and -h ? in my bash ( version 4.2.53(1)-release (x86_64-redhat-linux-gnu ) man bash is identical for both -L and -h and they behave the same, ie they check that file actualy is a link and don't care whether the linked to file exists or not.
– philippe lha...
Is there a portable way to get the current username in Python?
... to combine os.getuid() with pwd.getpwuid():
import os
import pwd
def get_username():
return pwd.getpwuid( os.getuid() )[ 0 ]
Refer to the pwd docs for more details:
http://docs.python.org/library/pwd.html
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How to generate .json file with PHP?
...rom Posts limit 20";
$response = array();
$posts = array();
$result=mysql_query($sql);
while($row=mysql_fetch_array($result)) {
$title=$row['title'];
$url=$row['url'];
$posts[] = array('title'=> $title, 'url'=> $url);
}
$response['posts'] = $posts;
$fp = fopen('results.json', 'w...