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callback to handle completion of pipe
...adStreams from file. But in my case readStream has to be created from JSON string coming from a message pool.
var jsonStream = through2.obj(function(chunk, encoding, callback) {
this.push(JSON.stringify(chunk, null, 4) + '\n');
callback();
})...
Mongoose's find method with $or condition does not work properly
...tId( (param.length < 12) ? "123456789012" : param );
// You should make string 'param' as ObjectId type. To avoid exception,
// the 'param' must consist of more than 12 characters.
User.find( { $or:[ {'_id':objId}, {'name':param}, {'nickname':param} ]},
function(err,docs){
if(!err) res.s...
How to prevent gcc optimizing some statements in C?
...ch function that is defined after this point is as if attribute((optimize("STRING"))) was specified for that function.".
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jun 26 '19 at 15:21
...
Caching a jquery ajax response in javascript/browser
...ier for the cache. Maybe have a better, safer ID (it depends on the object string representation here) ?
// on $.ajax call we could also set an ID in originalOptions
var id = originalOptions.url+ JSON.stringify(originalOptions.data);
options.cache = false;
options.bef...
How to base64 encode image in linux bash / shell
... cat vlc.jpg | base64 -w 0 - in case someone want output as string to copy and paste.
– user285594
Mar 13 '14 at 10:45
1
...
Sass calculate percent minus px
... values are in variables, you may need to use interpolation turn them into strings (otherwise Sass just tries to perform arithmetic):
$a: 25%;
$b: 5px;
.foo {
width: calc(#{$a} - #{$b});
}
share
|
...
How to catch SQLServer timeout exceptions
...ntly. I know I could catch the SqlException and then check if the message string Contains "Timeout" but was wondering if there is a better way to do it?
...
XML attribute vs XML element
...butes vs. elements:
Use elements for long running text (usually those of string or
normalizedString types)
Do not use an attribute if there is grouping of two values (e.g.
eventStartDate and eventEndDate) for an element. In the previous example,
there should be a new element for "event" which ma...
git: switch branch without detaching head
...eckout localname
git push origin
For convenience, you may use the same string for localname & branchname
When you checked out origin/branchname you weren't really checking out a branch.
origin/branchname is a "remote" name, and you can get a list of them with
branch -a
If you have colo...
Pass parameter to controller from @Html.ActionLink MVC 4
...ag.Name }, htmlAttributes:null )
Controller:
public ActionResult About(string name)
{
ViewBag.Message = "Your application description page.";
ViewBag.NameTransfer = name;
return View();
}
And the URL looks like
http://localhost:50297/Home/A...