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Smart way to truncate long strings
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Use either lodash's truncate
_.truncate('hi-diddly-ho there, neighborino');
// → 'hi-diddly-ho there, neighbo…'
or underscore.string's truncate.
_('Hello world').truncate(5); => 'Hello...'
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Check whether variable is number or string in JavaScript
...ted source can be found here),
var toString = Object.prototype.toString;
_.isString = function (obj) {
return toString.call(obj) == '[object String]';
}
This returns a boolean true for the following:
_.isString("Jonathan"); // true
_.isString(new String("Jonathan")); // true
...
How do I resolve configuration errors with Nant 0.91?
...t-item -stream zone.identifier -erroraction silentlycontinue |
foreach { $_.pspath = $_.pspath -replace ':zone.identifier'; $_ } |
unblock-file
Of course you could do it this way, without knowing which was blocked or not:
get-childitem -recurse c:\nant-92 | unblock-file
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SQLAlchemy: how to filter date field?
... for >= and vice versa:
qry = DBSession.query(User).filter(
and_(User.birthday <= '1988-01-17', User.birthday >= '1985-01-17'))
# or same:
qry = DBSession.query(User).filter(User.birthday <= '1988-01-17').\
filter(User.birthday >= '1985-01-17')
Also you can use betw...
MongoDB not equal to
...thor : 'you', post: "how to query"})
db.test.find({'post': {$ne : ""}})
{ "_id" : ObjectId("4f68b1a7768972d396fe2268"), "author" : "you", "post" : "how to query" }
And now $not, which takes in predicate ($ne) and negates it ($not):
db.test.find({'post': {$not: {$ne : ""}}})
{ "_id" : ObjectId("4f...
Make a URL-encoded POST request using `http.NewRequest(…)`
...alues{}
data.Set("name", "foo")
data.Set("surname", "bar")
u, _ := url.ParseRequestURI(apiUrl)
u.Path = resource
urlStr := u.String() // "https://api.com/user/"
client := &http.Client{}
r, _ := http.NewRequest(http.MethodPost, urlStr, strings.NewReader(data.Encode()...
Can gcc output C code after preprocessing?
...cc installed, the command line is:
gcc -E -x c -P -C -traditional-cpp code_before.cpp > code_after.cpp
(Doesn't have to be 'cpp'.) There's an excellent description of this usage at http://www.cs.tut.fi/~jkorpela/html/cpre.html.
The "-traditional-cpp" preserves whitespace & tabs.
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Checking if a double (or float) is NaN in C++
...d portable solution. You can even test for -ffast-math by testing for the __FAST_MATH__ macro and switch to a different implementation in that case (e.g. use unions and bit twiddling).
– Adam Rosenfield
Mar 27 '11 at 23:45
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两种js滑动门(tab切换)效果 - 源码下载 - 清泛网 - 专注C/C++及内核技术
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thisObj.className = "active";
document.getElementById(tabObj+"_Content"+i).style.display = "block";
}else{
tabList[i].className = "normal";
document.getElementById(tabObj+"_Content"+i).style.display = "none";
}
}
}
</script>
</head>
<body>
<div align...
JavaScript global event mechanism
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With the addition of msg, file_loc, line_no params this should do it for me. Thanks!
– Bob
Jun 4 '09 at 17:16
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