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ANTLR: Is there a simple example?
...so that the parser actually does something useful. Adding code can be done by placing { and } inside your grammar with some plain Java code inside it.
But first: all parser rules in the grammar file should return a primitive double value. You can do that by adding returns [double value] after each ...
C++ : why bool is 8 bits long?
...te a pointer to a single bit? You can't. But you can create a pointer to a byte. So a boolean in C++ is typically byte-sized. (It may be larger as well. That's up to the implementation. The main thing is that it must be addressable, so no C++ datatype can be smaller than a byte)
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What HTTP status response code should I use if the request is missing a required parameter?
..., without any assumptions. Of course, there are trade offs with robustness by being explicit, and optional parameters make a resource potentially just as vulnerable to silent error. Then there's usability...
– Derek Litz
Jan 26 '13 at 15:07
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Get a list of all the files in a directory (recursive)
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By default, groovy imports java.io but not groovy.io so to use FileType you must have explicitly import it.
– Chris Mountford
Jun 28 '13 at 7:04
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How to detect internet speed in JavaScript?
...ntax/images/g2/examples/31120037-5mb.jpg";
var downloadSize = 4995374; //bytes
function ShowProgressMessage(msg) {
if (console) {
if (typeof msg == "string") {
console.log(msg);
} else {
for (var i = 0; i < msg.length; i++) {
...
What is the meaning of id?
... from NSObject. The compiler will allow you to assign an object referenced by type id to any object type, assign any object type to id, as well as send it any message (that the compiler has seen) without warning.
share
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relative path in BAT script
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You can get all the required file properties by using the code below:
FOR %%? IN (file_to_be_queried) DO (
ECHO File Name Only : %%~n?
ECHO File Extension : %%~x?
ECHO Name in 8.3 notation : %%~sn?
ECHO File Attributes : %%~a?
ECHO ...
ThreadStatic v.s. ThreadLocal: is generic better than attribute?
...de to check if it's initialized.
ThreadLocal<T> solves that problem by letting you supply an initialization function (as Reed's blog shows) that's run before the first time the item is accessed.
In my opinion, there is no advantage to using [ThreadStatic] instead of ThreadLocal<T>.
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How do I prevent angular-ui modal from closing?
...se "Esc" key to close the popup.
keyboard :false
to prevent popup close by "Esc" key.
Thanks to pkozlowski.opensource for answer.
I think question is duplicate of
Angular UI Bootstrap Modal - how to prevent user interaction
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Rails 4 LIKE query - ActiveRecord adds quotes
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Your placeholder is replaced by a string and you're not handling it right.
Replace
"name LIKE '%?%' OR postal_code LIKE '%?%'", search, search
with
"name LIKE ? OR postal_code LIKE ?", "%#{search}%", "%#{search}%"
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