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How do you use “git --bare init” repository?
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useful if you want to know difference between bare and non-bare repos stackoverflow.com/questions/7861184/…
– Guille Acosta
Mar 7 '16 at 14:52
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Does my application “contain encryption”?
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[UPDATE: Using HTTPS is now exempt from the ERN as of late September, 2016]
https://stackoverflow.com/a/40919650/4976373
Unfortunately, I believe that your app "contains encryption" in terms of US BIS even if you just use HTTPS (if your app is no...
MongoDB - Update objects in a document's array (nested updating)
...at this will only increment the first matched subdocument in any array (so if you have another document in the array with "item_name" equal to "my_item_two", it won't get incremented). But this might be what you want.
The second part is trickier. We can push a new item to an array without a "my_...
How to unpack and pack pkg file?
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Packages are just .xar archives with a different extension and a specified file hierarchy. Unfortunately, part of that file hierarchy is a cpio.gz archive of the actual installables, and usually that's what you want to edit. And there's also a Bom file that include...
Best Practice: Access form elements by HTML id or name attribute?
...Form is the name of your validation function... but you can name it myFunc if you really, really want to). The important point is that validateForm() should return false whenever the form is not valid, as well as indicating the problem field(s) to the user. It should return true when the form data...
Convert a character digit to the corresponding integer in C
...the same for letters, for example:
char c = 'b';
int x = c - 'a'; // x is now not necessarily 1
The standard guarantees that the char values for the digits '0' to '9' are contiguous, but makes no guarantees for other characters like letters of the alphabet.
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What's the difference between using INDEX vs KEY in MySQL?
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There's no difference. They are synonyms.
From the CREATE TABLE manual entry:
KEY is normally a synonym for INDEX. The key attribute PRIMARY KEY can
also be specified as just KEY when given in a column definition. This was
imple...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
文章源自：https://www.gandalf.site/2018/11/ble_26.html
商业级的Ellisys BEX400侦听工具最为符合对BLE流量捕获及分析的要求，然而售价过于昂贵；
其次，作为开源硬件且配有混杂模式追踪的“超牙”设备——Ubertooth One拥有二次开发和嗅...
JavaScript closures vs. anonymous functions
...ree variable.
That free variable is called an upvalue of the closure F.
Now let's use this to figure out who uses closures and who doesn't (for the sake of explanation I have named the functions):
Case 1: Your Friend's Program
for (var i = 0; i < 10; i++) {
(function f() {
var i2...
Medium-size Clojure sample application?
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Since most of the code is now gone from Compojure Ring might be the place to look now.
– mac
Jun 4 '10 at 7:27
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