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Executing JavaScript without a browser?
...);
$ ls -lAF /usr/bin/js /etc/alternatives/js /usr/bin/nodejs
lrwxrwxrwx 1 root root 15 Jul 16 04:26 /etc/alternatives/js -> /usr/bin/nodejs*
lrwxrwxrwx 1 root root 20 Jul 16 04:26 /usr/bin/js -> /etc/alternatives/js*
-rwxr-xr-x 1 root root 1422004 Apr 28 20:31 /usr/bin/nodejs*
$ chm...
php $_POST array empty upon form submission
...e a custom CMS i've built that works perfectly on my dev box (Ubuntu/PHP5+/MySQL5+).
27 Answers
...
Which is faster in Python: x**.5 or math.sqrt(x)?
...
How many square roots are you really performing? Are you trying to write some 3D graphics engine in Python? If not, then why go with code which is cryptic over code that is easy to read? The time difference is would be less than anybody c...
Android Studio inline compiler showing red errors, but compilation with gradle works fine
...
<library name="wire-runtime-1.2.0">
<CLASSES>
<root url="jar://$PROJECT_DIR$/MY_MODULE/libs/wire-runtime-1.2.0.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
After deleting and re-adding the library it changed the root url to:
<r...
How do I search for an object by its ObjectId in the mongo console?
...h multiple object Ids just like the way we implement WHERE IN condition in mysql.
– Pratswinz
Jan 13 '16 at 12:00
This...
Accessing outside variable using anonymous function as params
...ch' to call $func only once ?
function fetch($query,$func) {
$query = mysql_query($query);
$retVal = array();
while($r = mysql_fetch_assoc($query)) {
$retVal[] = $r;
}
$func($retVal);
}
This way you would call $func only once and re-process the array once fetched?
N...
must appear in the GROUP BY clause or be used in an aggregate function
... to not really like it. Oracle and SQLServer just don't allow this at all. Mysql used to allow it by default, but now since 5.7 the administrator needs to enable this option (ONLY_FULL_GROUP_BY) manually in the server configuration for this feature to be supported...
...
Your build failed due to an error in the AAPT stage, not because of an...
...条错误消息：您可以使用屏幕错误发生块捕获此类错误。如何有效使用Block：免费代码：获取错误信息
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那些年 O2O创业我踩了十个坑作为创始人如何分清你的项目要不要坚持，首先要分清你做的项目是在坚持还是维持，坚持可以有明天，而维持，等待的只有败局。12月4日，黑马营第一次课程结束，为期三天的课程对我影响最大的...