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Reload Flask app when template file changes
By default, when running Flask application using the built-in server ( Flask.run ), it monitors its Python files and automatically reloads the app if its code changes:
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Visual Studio, debug one of multiple threads
...ow because I can select a subset of threads to freeze. I group the threads by name and can then freeze all the ones running the same code as I am debugging while letting the remaining threads run. I tried using the Erwin Mayer extension, and it worked very well, but it freezes all threads except the...
AngularJS check if form is valid in controller
... a days we are using vm approach. can you create a plunker for same answer by using controller as syntax approach. I am not able to do it. It will be helpful for other as well who are looking for answer with today's context. Thanks
– ankitd
Oct 2 '16 at 5:21
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Byte order mark screws up file reading in Java
I'm trying to read CSV files using Java. Some of the files may have a byte order mark in the beginning, but not all. When present, the byte order gets read along with the rest of the first line, thus causing problems with string compares.
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HTML button to NOT submit form
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By default, html buttons submit a form.
This is due to the fact that even buttons located outside of a form act as submitters (see the W3Schools website: http://www.w3schools.com/tags/att_button_form.asp)
In other words...
String length in bytes in JavaScript
... encoding, so if you need that encoding, you can do,
function lengthInUtf8Bytes(str) {
// Matches only the 10.. bytes that are non-initial characters in a multi-byte sequence.
var m = encodeURIComponent(str).match(/%[89ABab]/g);
return str.length + (m ? m.length : 0);
}
This should work bec...
How to convert an Int to a String of a given length with leading zeros to align?
...ocale.US, 123)
res6: String = 0000123
Edit post Scala 2.10: as suggested by fommil, from 2.10 on, there is also a formatting string interpolator (does not support localisation):
val expr = 123
f"$expr%07d"
f"${expr}%07d"
Edit Apr 2019:
If you want leading spaces, and not zero, just leave out ...
Why does Typescript use the keyword “export” to make classes and interfaces public?
...e: here.SomeClass = SomeClass;.
So conceptually, visibility as controlled by public and private is just for tooling, whereas the export keyword changes the output.
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Understanding NSRunLoop
...e data input from other threads and processes, but input will be processed by the run loop that is monitoring those sources on the thread that is running the run loop.
does it mean that sometimes i can use run loop to block thread for a time
Indeed. In fact, a run loop will "stay" in an...
json_encode() escaping forward slashes
...efore I found this answer, I hacked together a way to get rid of the slash by using urlencode() and then replacing %2F. I'm using PHP7 on Windows. Not sure if there is a bug some where, but magic quotes is not even included in PHP7 so it's better to avoid the hackery by simply disabling the slashes...