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How would Git handle a SHA-1 collision on a blob?
...point, what happens is that when you commit that file (or do a "git-update-index" to move it into the index, but not committed yet), the SHA1 of the new contents will be computed, but since it matches an old object, a new object won't be created, and the commit-or-index ends up pointing to the old o...
Best practice? - Array/Dictionary as a Core Data Entity Attribute [closed]
... (using a fetched property is a convenient way to do this) or add an extra index attribute to the entity that stores the array items and manage the indexes yourself. If you are storing a homogeneous array (all entries are the same type), it's easy to model the entity description for the array entiti...
How to easily truncate an array with JavaScript?
... I saw this in a code... But it's the best way (if you are truncating from index 0) davidwalsh.name/empty-array
– kumarharsh
Aug 22 '13 at 13:52
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Set focus on TextBox in WPF from view model
...
Let me answer to your question in three parts.
I'm wondering what is "cs.txtCompanyID" in your example? Is it a TextBox control? If yes, then you are on a wrong way. Generally speaking it's not a good idea to have any reference to UI in your V...
How to remove a column from an existing table?
...requisites to dropping columns. The columns dropped can't be:
Used by an Index
Used by CHECK, FOREIGN KEY, UNIQUE, or PRIMARY KEY constraints
Associated with a DEFAULT
Bound to a rule
If any of the above are true you need to drop those associations first.
Also, it should be noted, that dropping...
Start / Stop a Windows Service from a non-Administrator user account
...50-1000)
Then add sc sdset at the front, and enclose the above part with quotes. Your final command should look something like the following:
sc sdset <SERVICE_NAME> "D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)(A;;RPWPCR;;;S...
JavaScript loop through json array?
...t least in chrome 30 this works as expected
var logAr = function(element, index, array) {
console.log("a[" + index + "] = " + element);
}
ar.forEach(logAr); // returns a[0] = a, a[1] = b, a[4] = c
Links
see for in at the mdn
the new forEach method
a comment that states that array comprehens...
jQuery.ajax handling continue responses: “success:” vs “.done”?
...})
.fail(function() {
// handle request failures
});
}
xhr_get('/index').done(function(data) {
// do stuff with index data
});
xhr_get('/id').done(function(data) {
// do stuff with id data
});
An important benefit of this in terms of maintainability is that you've wrapped your ajax ...
Properly removing an Integer from a List
...s (please note the naming of the arguments):
remove(Object o)
remove(int index)
That means that list.remove(1) removes the object at position 1 and remove(new Integer(1)) removes the first occurrence of the specified element from this list.
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How do I remove a single file from the staging area (undo git add)?
Situation: I have a Git repository with files already in the index. I make changes to several files, open Git and add these files to my staging area with "git add ."
...