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Soft hyphen in HTML ( vs. ­)
...p ­ usage due to specific bugs in Webkit (affecting Safari, Safari iOS and Chrome latest versions) causing weird characters rendering with a significant number of custom fonts (both free and commercial)
– Nico Pernice
Nov 6 '15 at 18:24
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python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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Calculate the median of a billion numbers
If you have one billion numbers and one hundred computers, what is the best way to locate the median of these numbers?
25 A...
Simple way to transpose columns and rows in SQL?
...your original post, you stated that PIVOT seems too complex for this scenario, but it can be applied very easily using both the UNPIVOT and PIVOT functions in SQL Server.
However, if you do not have access to those functions this can be replicated using UNION ALL to UNPIVOT and then an aggregate f...
Are Java static calls more or less expensive than non-static calls?
...based either on very old JVMs (which did not do anywhere near the optimization that Hotspot does), or some remembered trivia about C++ (in which a dynamic call uses one more memory access than a static call).
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Difference between dispatch_async and dispatch_sync on serial queue?
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Yes. Using serial queue ensure the serial execution of tasks. The only difference is that dispatch_sync only return after the block is finished whereas dispatch_async return after it is added to the queue and may not finished.
for this code
dispatch_async(_serialQueue, ^...
What are Transient and Volatile Modifiers?
...hey are unrelated.
The transient modifier tells the Java object serialization subsystem to exclude the field when serializing an instance of the class. When the object is then deserialized, the field will be initialized to the default value; i.e. null for a reference type, and zero or false for a ...
AngularJS ng-if with multiple conditions
... <label ng-repeat="(key,val) in list">
<input type="radio" name="localityTypeRadio" ng-model="$parent.localityTypeRadio" ng-value="key" />{{key}}
<div ng-if="key == 'City' || key == 'County'">
<pre>City or County !!! {{$parent.localityTypeRadi...
Symbolicating iPhone App Crash Reports
...d the crash report receive from APPLE into a FOLDER.
OPEN terminal application and go to the folder created above (using cd command)
Run atos -arch armv7 -o APPNAME.app/APPNAME MEMORY_LOCATION_OF_CRASH. The memory location should be the one at which the app crashed as per the report.
Ex: atos -ar...
What's the point of the X-Requested-With header?
...out the use of tokens. (However, checking the Origin header could be an option in supported browsers, although you will leave old browsers vulnerable.)
New Flash bypass discovered
You may wish to combine this with a token, because Flash running on Safari on OSX can set this header if there's a red...